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Zhongshan Linkedlight Lighting Technology CO.,LTD

8 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Cable & Wire Products, Lamp Cable Assemblies, Lamp Suspensions, Lighting Accessories, GU10 LED Light Connectors, GU10 Lamp Wiring Kit, LED Light Connectors, Connectors with Cable Assemblies
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Since our foundation in 2005, We have become a significant force in the Lighting and Electrical Accessory Market in China, Depends on the excellent commercial system, strong industrial system, unique culture system and timely organizational system; Together with our partners and employees we are proud to be a company with an excellent track record of listening to what our customers need and providing the perfect products and solutions.

Jiangsu Ridea Technology Co., Ltd

6 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Radiator Truck Radiator Car radiator, Intercooler, Condenser
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Ridea (Shanghai) Machinery Equipment Co., Ltd., mainly in charge of export business, is a subsidiary company of Xinxiang Huazheng Radiator Co., Ltd. Located in Henan Province, is a modern enterprise specializing in cooling system radiator design, manufacture, sales and service. Our main products include water radiators, condensers and intercoolers and so on that are widely applied to automobiles, heavy duty, construction machinery and generator sets.

Hpm Machining Ltd.

14 yrs
·Manufacturer/Factory
Main Products:
High Precision Machining Components, CNC Machining Parts, Automobile Components, Metal Parts, Mining Machining Components, CNC Machining Services, CNC Milling Services, CNC Turning Services.
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
HPM Global Limited is a company registered in April 2012 and operating under Hong Kong ordinance with office located in Hong Kong.

Great Magtech (Xiamen) Electric Co., Ltd.

12 yrs
·Trading Company
Main Products:
Neodymium Magnet, Magnetic Separator, Magnetic Assembly, Precast Concrete Magnet, Magnetic Formwork, Magnetic Rotor, Magnetic Stator, Shuttering Magnet
Country/Region:
Fujian, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Company Profile

Hangzhou Forforce Technology Co., Ltd.

1 yrs·5.0
·Trading Company
Main Products:
Forklift Parts
Country/Region:
Zhejiang, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
ForForce Technology is a leading manufacturer specializing in the R&D, production, and sales of forklift parts. Based by a 100-person R&D team and a 10, 000 sqm facility, we generate over 200 million RMB in annual revenue.

Jing County Qilong Rubber & Plastic Products Co., Ltd.

5.0
Main Products:
Rubber Hose, Hydraulic Hose, Hose, Rubber Hose Connecter, Metal Hose, Nylon Tube, Steam Hose, Sand-Blast Hose, Cable Protection Sleeve, Hole Packer
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Jingxian Qilong Rubber Products Co., Ltd. is located in Jing County, Hengshui City, Hebei Province, known as the hometown of rubber and plastic in China. The company's main products include rubber products, stainless steel products, seals, mining machinery accessories, and can also accept customized products. For many years, the company has always adhered to the principles of honesty, trustworthiness, and customer first, responding to customers with exquisite design concepts and high-quality products. Our products will undergo 1 0 0% testing according to Q C standards before being launched. All customer feedback will be taken seriously, and the aftersales team will follow up on the case and update the solution accordingly.

Guangzhou Youbo Sport Facilities Co., Ltd.

6 yrs
·Trading Company
Main Products:
Padel Court, Sports Flooring, Sports Facilities
Country/Region:
Guangdong, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
UNISPORT is a global sports facility service provider integrating engineering design, production, global sales and one-stop services. It is also the largest manufacturer and exporter of padel court systems in South China. With more than 10 years of professional import and export experience and a complete after-sales follow-up team, we provide full protection for customers and ensure worry-free cooperation.

Hengshui Zhongxin Lanchen Hydraulic Co., Ltd

3 yrs
·Manufacturer/Factory
Main Products:
Metal Hose
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Hengshui Zhongxin Lanchen Hydraulic Email Company is a wholly-owned subsidiary of Changzhou Zhongxin Lanchen Hydraulic Technology Co., Ltd. We are a supplier dedicated to the production and manufacturing of fluid pipeline connections, as well as the optimization and integration of solutions. The company was founded in 2010 and has total assets of over 50 million yuan. We are located in Changzhou City, Jiangsu Province and Jing County, Hebei Province, known as the "Dragon City", forming a two province, two city operation mechanism.

Cangzhou Yifeng Hardware Manufacturing Co., Ltd.

19 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Sheet Metal, Sheet Metal Stamping, Deep Drawn, Metal Bracket, Battery Box, Chassis cabinet, Copper busbar
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Cangzhou Yfeger Hardware Manufacturing Co., Ltd. Was founded in July 2000. It's located in Nanpi County, Cangzhou City, which has a long history and is known as the "Hometown of Hardware". The history more than 20 years. We're focusing on design, production and sales of precision stamping parts, sheet metal parts, copper bars, electronic components, chassis cabinets and other metal products as well as injection molding products. Products are widely used in communications, war industry, electric power, automation, new energy, automobiles, high-speed rail, construction machinery, medical equipment and other fields.

Ningbo Shuangshen Electronics Co., Ltd

8 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Iron/Steel Stamping Hardware Parts, Aluminum Alloy Stamping Hardware Parts, Copper Stamping Hardware Parts, Stainless Steel Stamping Hardware Parts, Battery Spring Metal Stamping Parts
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Ningbo Shuangshen Electronics Co., Ltd. - Professional Supplier of Electronic & Hardware SolutionsAs a professional factory with rich industry experience, we specialise in R&D and production of electronic components, low-voltage electrical appliances, low-voltage components, electronic products and hardware parts. Meanwhile, we are equipped with capabilities in mould design & manufacturing, as well as full-set manufacturing and processing of electronic & electrical equipment, providing customers with one-stop services from custom development to mass production. Solid Strength & Reliable Production CapacityCovering an area of 5.3 mu (about 3, 533 square meters) with a 7, 500-square-meter standardised workshop, our factory is equipped with advanced equipment including 2 high-precision high-speed punch presses, 10 machining centres, 5 grinders, 3 milling & drilling machines, 5 injection moulding machines and 5 CNC wire cutting machines. These form an efficient and stable production system, ensuring product precision and delivery efficiency. Professional Team & Strict Quality ControlOur 150 employees form a professional team to guarantee quality and production: 15 technical R&D personnel are dedicated to innovation; 27 quality management/inspection personnel oversee the entire quality control process; 15 production managers (including PMC) coordinate production flows, providing strong support for product quality and order fulfilment. Guided by Philosophy & Committed to ResponsibilitiesAdhering to the development philosophy of "Pioneering Innovation, Continuous Progress" and the quality policy of "Pursuing Perfect Quality to Meet Customers' Needs and Expectations", we are always committed to building a growth platform for employees, creating core values for customers, and fulfilling corporate responsibilities for society. Strategic Location & Convenient LogisticsLocated in Dongwu Town, Yinzhou District, Ningbo City, Zhejiang Province, we enjoy excellent transportation: 36 km from the airport, 30 km from the high-speed railway station, and only 20 km from Ningbo Port (Beilun Port) Wharf. The well-developed sea, land and air transportation network facilitates raw material procurement and global product distribution.  

Ps Electronics Co., Ltd

Main Products:
PCB, PCBA, PCB Assembly, High Frequency PCB, Multilayer PCB, FPC PCB, Rigid-Flex PCB, LED PCB, Copper PCB, Aluminum PCB
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Pinsheng Electronics Co., Ltd was a ISO9001, ISO14001, ISO13485, REACH, and RoHS certificated contract electronics manufacturer with more than 15 years, we specialize in PCB design, manufacturing, and assembly.

Dongguan Ace Plastic Hardware Products Co., Ltd.

Main Products:
Plastic Mould, Plastic Injection Molding, Die Casting, Tool Design, Hot Runner, CNC Machine Services, Blow Molding, Mould Components, Hardware / Investment Casting, Plastic Products
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Company Profile

Guilin Sanhua Mechanical Electrical Automation Engineering Co., Ltd.

Main Products:
PLC, Inverter, Instruments, Hydraulic and Pneumatic Components, Pumps, Machine Tool, Siemens, ABB, Schneider, Phoenix Contact
Country/Region:
Guangxi, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Guilin Sanhua Electromechanical Automation Engineering Co., Ltd. (SHME) was established in 2006 and has a history of 19 years. At the beginning of its establishment, SHME was committed to the comprehensive automation engineering construction of thermal power plants, hydropower plants, and palm oil factories in Southeast Asia.

Dongguan Da Wang Precision Mould Co., Ltd.

5.0
Main Products:
Precision Mold, Injection Molding, CNC Precision Machining Parts, Metal 3D Printing
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Dongguan Dawang Precision Mould Co., Ltd. Was established in 1999, with an existingplant area of 21, 600 square meters, mainly engaged in: Mold development, professionaldesign and manufacture of precision parts, various precision tooling fixtures, precisionmolds, plastic molds and OEM injection molding products. Application fields: 3C, new energy, semiconductors, information, aviation, medical, electronics, automobiles, soft goods, etc. The company has strong technical force, advanced processing equipment, completetesting equipment, advanced machining centers, five-axis, three-axis Rhodes, five-axismazak, 5-axis turning-milling compound, high-speed Mikron, Makino and other CNC. Afteryears of development, a number of excellent teams have been established. And a certainquality supply chain has been passed through the lS0900L quality management system, IS014001 and other environmental system certifications, 1S016949 system certifications. And lS013485 medical device quality management certifications.

Dezhou Epai Precision Machinery Co., Ltd

2 yrs
·Trading Company
Main Products:
Precision Parts Processing/Sheet Metal Parts, Mechanical Machining/Semiconductor Equipment, CNC Precision Machining, Aerospace Parts
Country/Region:
Shandong, China
Sample Service:
Sample Available
Company Profile:
Dezhou E-P Precision Machinery Co., Ltd. Was founded in 2025. It is a unit engaged in high-precision mechanical. We are mainly engaged in the high-precision processing of special materials such as copper and aluminum. We specialize in the processing of parts and components of various aerospace, aviation accessories semiconductors, inertial guidance and other series of products.

Hebei Qinglin Rubber and Plastic Products Co., Ltd.

18 yrs
·Manufacturer/Factory & Trading Company
Main Products:
High Pressure Hose, Pressure Hose, Oil Hose, Hydraulic Hose
Country/Region:
Hebei, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Hebei Qinglin Rubber & Plastic Product Co., Ltd is a high-tech manufacturer. The factory is located in Jing County, Hengshui CityHebei Province, China. The factory covers an area of 30, 000 square meters, and the production workshop is 18, 000 square metersThere are 198 employees, including 96 with college degrees and 8 senior engineers. The factory mainly produces all kinds of fexible hose and hydraulic accessories, including hvdraulic hose, air hose, steam hosechemical hose. Wear-resistant mud & cement hose, composite hose, driling hose, flexible choke & kill line, BOP control hose, highpressure cleaning hose, stainless steel metal hose, compensator, all kinds of unions and quick couplings, driling rig accessorieswellcontrol accessories, mud system accessories, rubber sheet, rubber waterstop, waterproof rubber and various joints and sealsand can be customized processing of various types of rubber products. The products are widely used in oil fields, chemical plantscoal mines, aerospace, shipbuilding, metaurgy, mining and dressing, construction, electric power, water powermedicine, food and other industries.

Ningbo Xintai Industry and Trade Co., Ltd.

8 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Hydraulic Fitting, Hydraulic Hose Ferrule, Hydraulic Adapter, Hydraulic Hose Fittings, Hydraulic Hose Assembly
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Ningbo xintai Industry and trade Co., Ltd. is a professional production and manufacturer of hydraulic hose fittings, hydraulic hose ferrules, hydraulic fittings, Stainless steel hose fittings, hydraulic adapter and other products, with a complete and scientific quality management system. Ningbo xintai industry and trade Co., Ltd. 's integrity, strength and product quality have been recognized by the industry. Welcome friends from all walks of life to visit, guidance and business negotiation. "The pursuit of quality, technology first" is the company's quality policy; "Reputation first, sustainable service" is the company's business purpose. We sincerely hope to establish long-term, mutual trust and mutual benefit cooperation with customers at home and abroad to create the ideal cause.

Shandong Steel Voyager International Trading Co., Ltd.

2 yrs
·Trading Company
Main Products:
Truck Axle, Truck Engine, Truck Chassis, Truck Parts, Truck Cabin Parts, Truck Transmission Parts, Truck Gearbox Parts, Truck Brake System Parts, Fuel Filter, Oil Filter
Country/Region:
Shandong, China
R&D Capacity:
OEM Service
Sample Service:
Sample Available
Company Profile:
About Us

Dongguan Ming Xin Intelligent Equipment Co., Ltd.

Main Products:
Vibrating Bowl, Bowl Feeder, Automatic Feeder, Full-Automatic Packaging Machine, Full-Automatic Filling Machine, Full-Automatic Optical Sorting Machine, Full-Automatic Tapping, Automatic Assembly Machine, Automatic Screw Packing Machine, Automatic Feed Bin
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Shenzhen Ming Feng Automation Equipment Co., Ltd. Was established in 2013, the company specializes in industrial automation machinery and equipment r & D and production, development of standard products, non-standard, equipment covers a wide range of industries, for the enterprise to save labor, improve production efficiency, reduce production costs, improve product quality.

Chongqing Tianlang Automobile Sales and Service Co., Ltd

Main Products:
High-Quality Used Cars, Original Quality Auto Parts, Automotive Supplies Car Washing, Car Pet Supplies, Car Interior Accessories, Custom Car Mattress, Used Gasoline Car, Car Accessories, Custom Forged Wheels, Used Car
Country/Region:
Chongqing, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
•About us: Our vision is to provide high-quality used&New car export including auto parts export services, becoming the preferred partner and procurement agent for global clients in China. We are committed to delivering exceptional products and services to customers worldwide while strictly adhering to international laws, regulations, and industry standards. Integrity, professionalism, and customer-centricity are the unwavering core values that guide our operations.

Changzhou Yuntie Machinery Technology Co., Ltd.

4 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Clamp Wheel, Shaft, Valve, Hydraulic Cylinder, Sealing Element, Wear-Resistant Plate, Piston, Gear, Filter Element
Country/Region:
Jiangsu, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Changzhou Yuntie Machinery Technology Co., Ltd. Was established in 2023 and is located in Xinbei District, Changzhou City, Jiangsu Province. It is a modern mechanical processing and manufacturing enterprise. Our company is located in the largest high-tech industrial base in China, including high-speed rail, photovoltaic, wind energy, and construction machinery industries. With a complete industrial chain, we rely on our location advantages and adhere to the principle of serving customers sincerely and winning the market with quality. We focus on the production and manufacturing of railway equipment.

Dongguan Access Star Co., Ltd.

24 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Wire Harness, Cable Assembly, PCB A, Box Build, Consumer Electronic Products
Country/Region:
Guangdong, China
R&D Capacity:
ODM Service
Sample Service:
Sample Available
Company Profile:
Access Star Co., Ltd is a professional manufacture for OEM Cable Assembly, wire harness, Printed Circuit Board Assembly and some Box Build products in China. The products are used for Industrial, medical and electornic domain.

Shenzhen Core Hecheng Electronic Technology Co., Ltd.

5.0
Main Products:
PCBA Assembly, PCBA, PCB, Quick Turn PCB Assembly, Turnkey PCB Assembly, Cheap PCB Assembly, Prototype PCB Assembly, Volume PCB Assembly, Low Cost PCB
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
PCBFuture is committed to supply high quality and economically One-Stop PCB assembly service to all world customers. Founded in 2009, with over 16 years expertise in electronics manufacturing, we have undergone a series of development and mergers and acquisitions.  We specialize in providing high-quality PCB Fabrication, PCB Assembly, and Component Sourcing services to companies of all sizes worldwide. Our services include prototype assembly, small volume assembly and high volume assembly, box build assembly and other customized services etc. Our goal is to provide high-quality products that meet our customers' requirements in the most cost-effective manner, whether it is a complex multi-layer boards or a double-side surface mount design. PCBFuture has become a leading Electronic Manufacturing Services Provider due to genuine commitment to outstanding customer services and the unparalleled technical expertise of our team. There have more than 6, 000 companies across 75 countries work with us, and we are proudly achieving a remarkable 99% customer satisfaction rate. Since its establishment, PCBFuture has mainly provided turnkey PCB assembly services for customers in Europe, America, Canada, Japan, Korea etc. From quick-turn prototyping, low volume high mix to high volume production, we always keep in mind that top quality, on time delivery, competitive price and impeccable service are the only way to win your loyalty. This allows you, the honored customer, to focus on your core business well assured that your needs are in safe and expert hands.  Why choose us?  PCBFuture continue to absorb advanced technology at local and abroad, and adopted advanced SMT equipment from Japan and Germany, which like high-speed placement machines, automatic press machines as well as 10 temperature re-flow soldering machines. Our PCBA assemblies and dustless workshop is guaranteed by the AOI and X-ray detection. We are fully conformance with the ISO9001: 2015 quality management system, all circuits boards will be under electric testing before loading to SMT assembly lines, and all PCBAs also can be tested if in demand before delivery. Continuous Improvement is our one of company cultures, and should be the one of yours, which pushes the long-term and strong cooperation between us. We are so proudly to drive our customers and us to success through our professional team who with rich experience, sincere & meticulous attitude. Our staff can assist customers in providing integrated solutions from pre-sales to post-sales. Our cost accounting experts also can work with you to create the most cost effective solutions from your prototyping process. Professional, Flexible and Reliable are the heart of how we meet our customer's needs. We firmly believe you will be completely satisfied if work with us. Let's enjoy the work and grow-up together.

ZHEJIANG MASTER INJECTION SYSTEM CO., LTD.

16 yrs·5.0
·Manufacturer/Factory & Trading Company
Main Products:
Fuel Pump, Fuel Pump Module, Motorcycle Fuel Pump, Motorcycle Fuel Pump System, Vvt Variable Valve Timing, Ocv Oil Control Valve, Vvt Solenoid, Electric Fuel Pump, Gasoline Fuel Pump, Fuel Pump Factor
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Zhejiang Master Injection System Co., Ltd. Was founded in 1989. Our company is specialized in the R&D, production and sales of automotive electric fuel pumps, motorcycle electric fuel pumps, motorcycle fuel injection systems and camshaft phase regulator production enterprise. Our annual sales volume in 2019 will reach USD 30 million. <o: P> Our existing plant covers an area of more than 25, 000 square meters, (the new plant of 46, 000 square meters is expected to be completed in May 2021). There are more than 400 employees, including more than 40 technical R&D personnel and more than 30 quality inspection personnel. In order to meet the needs of the company's continuous development, our company has successively introduced 3 fully automated oil pump assembly lines and 3 automatic test benches, 3 fully automatic armature production lines, a central feeding system, and robotic operations to basically achieve fully automatic intelligent manufacturing. Our company has an independent testing laboratory to continuously test the performance, life, vibration and noise of the fuel pump to ensure the quality and reliability of the product. <o: P> Our company passed the IATF16949 quality system certification in 2011 and strictly implements the quality control system throughout the production process. Our company has 9 patents for the use of new models and won the honor of "National High-tech Enterprise". Our company relies on a scientific and standardized management system and industry-leading technical strength, uses the highest quality raw materials, and has an experienced R&D, production and sales team to become a leader in the domestic fuel pump industry. <o: P> Our company has an annual output of 6 million products, including European, American, Japanese, and Korean cars; There are more than 800 models, which are suitable for different types of cars. Our company is a host of domestic supporting suppliers; It has a certain reputation in the domestic auto parts industry; OEM processing for many well-known companies in the world, long-term cooperation with many high-end customers such as the United States, Germany, and Japan; It is sold to Europe, America, Middle East, Southeast Asia, and other African countries and regions, and is well received by users. <o: P> Master Injection will lead the future with quality! <o: P> Master Injection warmly welcomes new and old customers at home and abroad to create a better tomorrow! <o: P>

Linyi Xinchen Machinery Co., Ltd.

11 yrs
·Manufacturer/Factory & Trading Company
Main Products:
Mechanical Equipment
Country/Region:
Shandong, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Founded in 2016, Linyi Xinchen Machinery Co., Ltd. is a professional manufacturer and exporter of construction machinery, based in Linyi, Shandong, China's key machinery industrial hub. Benefiting from superior geographical location and convenient sea, land and railway transportation, the company owns standardized production workshops and a complete manufacturing system, supporting large-scale, high-efficiency and high-quality production for global clients.

Shenzhen Hongzhou Smart Technology Co., Ltd.

8 yrs·4.0
·Manufacturer/Factory & Trading Company
Main Products:
Self Service KIOSK
Country/Region:
Guangdong, China
R&D Capacity:
OEM/ODM Service
Sample Service:
Sample Available
Company Profile:
Shenzhen Hongzhou Group was founded in 2005, we are focusing on innovation in smart technology and applications. Our product and service are including Self-servcie kiosk, Smart POS, OEM&ECM service.

Zhejiang Mingwen Intelligent Technology Co., Ltd.

5.0
Main Products:
CNC Special Machine, CNC Lathe, Rotary Transfer Machines, Hot Forging Press Machines, Brass Rod Casting Machines, Hydraulic Press Machine, Vmc Machining Center
Country/Region:
Zhejiang, China
R&D Capacity:
OEM/ODM Service
Company Profile:
Zhejiang Mingwen Intelligent Technology Co., Ltd. Was established on January 23, 2015, with its registered address at No. 8 Jinbo North Road, Shamen Town, Yuhuan City, Zhejiang Province (Binjiang Industrial City) (self-declared), and its legal representative is Dai Changzao. The scope of business includes the following general items: Technical services, technology development, technical consultation, technology exchange, technology transfer, and technology promotion; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Manufacturing of machine tool functional components and accessories; Sales of machine tool functional components and accessories; Manufacturing of building decoration, plumbing parts, and other metal products for construction use; Manufacturing of fasteners; Sales of fasteners; Manufacturing of molds; Sales of molds; Manufacturing of industrial robots; Sales of industrial robots; Manufacturing of environmental protection special equipment; Sales of environmental protection special equipment; Manufacturing of general valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Wholesale of hardware products; Retail of hardware products; Manufacturing of electronic components; Wholesale of electronic components; Retail of electronic components; Research and development of smart robots; Research and development of motors and their control systems; Manufacturing of general components; Machining of mechanical parts and components; Sales of mechanical parts and components; Import and export of goods; Import and export of technology (Except for projects that require legal approval, independently conduct research and development business activities in accordance with the business license. ).