cold roll unit1,000+ factories verified

Cixi Zhouxiang Huifeng Spring Factory is a manufacturer specializing in the production of springs. It was established in 2015. The factory is located in Cixi City, Ningbo, Zhejiang, China. It has a factory area of 1, 500 square meters and has multiple automated production equipment. It is a factory integrating production and research and development. It mainly produces common Compression springs, torsion springs, tension springs, butterfly springs, special-shaped springs, mold springs, etc...The raw materials are all made of steel with good elasticity and toughness. They go through cutting, flattening, heating and rolling, quenching, tempering and other processes. During the production process, we focus on automation and high precision, and strictly control the quality to ensure stable product quality...Our products are widely used in automobiles, motorcycles, motorcycles, aerospace, light industry, petrochemicals, electronics and electrical, household appliances, medical machinery and other fields. We have provided services to many customers in North America, Europe, Oceania and the Middle East. Our quality and fast delivery are praised by many of our  customers  which saved them considerable manufacturing costs. Our company passed ISO9001: 2015 international quality management system certification,  Welcome all new and old customers to consult.

DONGGUAN SUNSUN ARCHIVE EQUIPMENT Co., Ltd. Leading the Future of Intelligent Storage Solutions

Cleaning World, China Risense

Shandong Longchengda Electromechanical Equipment Sales Co., Ltd.

Hebei Moran Environmental Protection Technology Corp., formerly known as Buddha Engineering Technology Co., Ltd was founded in 2006 and is one of the high-tech enterprises ratified by the State. It is a professional Turnkey solutions company in design, manufacturing, installation and commissioning of cold rolling equipments and related equipment packages. Since establishment, Moran has dedicated itself to the R& D of environmental protection equipments, by absorbing the advanced ideas and technologies of famous equipment manufacturers worldwide, we developed a series of new technology in waste treatment for water, waste gas and waste residue, machinery lubrication and cooling, no acid pickling, hydrogen and nitrogen recycling, etc, which can greatly improve production efficiency, lower cost and reduce pollution.

Wenzhou Fengming Machinery Co, Ltd was founded in 2006, is a Chinese professional manufacturer of packaging printing and coating machinery. The company has always been in line with the"quality foundry Fengming brand"and "pursuit of excellence"corporate  philosophy, committed to R&D and development of new products in packaging, The whole company formed a design, research and development, production, sales and management function as one to better faster serve the customers 

DOFO Spring Story

Xinxiang Feiyu clean Tech Co. Ltd, founded in 2025 specializes in exporting on air filter, water filter, oil filter and various clean equipment as clean room, RO, water systme, Air shower, pass through window, oil purifier and so on.

Goldenman Petroleum Equipment Co., Ltd. is proudly situated in the picturesque oilfield city of Dongying, nestled in the vibrant Shandong Province of China. Over the course of 18 years in operation, Goldenman has not only solidified its presence in the industry but also established itself as a leading manufacturer and supplier of premium petroleum equipment. We boast our own state-of-the-art factories, where we specialize in crafting an extensive range of drilling strings, valves, Blowout Preventers (BOP), cementing tools, and various other accessories essential for oil drilling rigs. Each of our products is meticulously crafted to adhere to the stringent standards set by API (American Petroleum Institute) and ISO (International Organization for Standardization) certifications, ensuring unparalleled quality and reliability.

ABOUT US

Company Background

I. Company History: From Technological R&D to Global Trust?

Botou Xinbo Import and Export Co., Ltd is a leading manufacturer and supplier of roll forming machines in China. With years of experience in the industry, we have gained a reputation for delivering high-quality machines that meet the needs of our customers.

COMPANY PROFILE

Botou Yuzhi Machinery Equipment Co., Ltd. is located in Fuzhuang Development Zone, Botou City, Cangzhou City, Hebei Province, known as the "Hometown of Casting". Relying on the cold roll forming industrial ecosystem jointly built by Botou, Dongguang and Nanpi, it is a modern general equipment manufacturing enterprise integrating R&D and design, production and manufacturing, and sales and service. Located in the Bohai Economic Circle, the company is adjacent to Beijing and Tianjin in the north and the Bohai Sea in the east, with convenient transportation, providing strong guarantee for product transportation and customer connection.

Our enterprise, Cangzhou Dixin Roll Forming Machine Co., Ltd, as the professional and leading manufacturer, can manufacture, design, installation and debug various roll forming machines and metal processing sheet equipments, which produce metal roof wall panel, glazed roof tile, CZ steel purlin, floor decking, roof ridge cap, sandwich panel, roof truss, shutter panel, shutter slat, door frame, guardrail, and metal sheet uncoiler, bending, slitting, cutting, flattening, punching, crimping and sandwich panel forming machine.

Jinan Raintech Machinery Industry Co., Ltd was founded in 2008. We are a high-tech enterprise that integrates product development, designing, production, sales and service into a whole.

Midea Building Technologies(MBT) as a key part of Midea Group, the MBT business division was established in 1999 and was the first to produce VRF in China. Being a global HVAC industry leader and premium supplier of integrated building solutions, MBT has contributed significantly to commercial AC product development. During the developing process, MBT kept growing through internationalization. It set up joint ventures with Siemens, Bosch, and Siix respectively in order to expand in diferent sectors. In 2016, CLIVET was acquired by Midea for further optimizing the global layout.

Ningbo Winson Machinery Products Co., Ltd is professional ISO9001 certificated Mchinery Products manufacturer, Located in China Ningbo, Specialize in custom manufacturing all kinds of gas springs, hydraulic dampers, Precision CNC Turning, CNC Milling and all machining services, Sheet Metal Stamping, Tube Frames Fabricating, Plastic Injection Molding & Plastic Extrusion.

With over 20 years of professional experience in fan sourcing, manufacturing and global sales, Shenzhen Uni-Right is a reliable and reputable enterprise in the global cooling and ventilation fan industry. Headquartered in Shenzhen, a core hub for precision manufacturing and international trade, our company specializes in the R&D, production and distribution of various fan products. We have established a complete industrial chain covering raw material procurement, precision processing, standardized testing and global after-sales services. After years of steady development, we have grown from a basic product supplier into a comprehensive solution provider, winning global customer trust through stable quality, flexible customization and credible business ethics.

Beijing HOLTOP Air Conditioning Co., Ltd. Has been specialized in air-to-air heat recovery and ventilation industry for more than 15 years. We have become one of the most biggest and famous one among China native similar enterprises. Headquarter based in Zhong Guancun North area of SCIENCE PARK, Beijing. The construction area covers 30, 000 m2, including plant area 20, 000 m2 and office building area 10, 000 m2. Yearly production capability reaches 100, 000 heat recovery equipments. HOLTOP independent developed high efficiency heat wheel, air to air plate heat exchanger, heat recovery AHU, HRV, ERV, fan coil etc. Products are trusted by native and overseas customers because of advanced technology, good quality and service. Among these products, HRV/ERV and rotary/plate heat exchanger have been maintaining market share first for many years.

Guangzhou City Linghang Mezzanine Shelves was established in 2007. Specializing in heavy-duty shelves, Mezzanine shelf design, production, sales, installation as well as a storage shelf manufacturing enterprise that integrates after-sales service. Our company by virtue of abundant design experience and production technology, continuously develop new products for shelves, reduce warehousing costs for customers, Increase storage space.

Yantai Guocheng Metal Co., Ltd. Was established in 2017, specializing in the production of metal products and accessories. As a comprehensive metal processing and manufacturing enterprise, GUOCHENG enjoys solid experience and advanced production tools. Located in China's Shandong Province, GUOCHENG has chosen a strategic location that provides the necessary proximity for the development of its operations. It is located close to major highways, just a 2-hour drive from Qingdao. Our engineering department employs specialists in the design and production of metal structures. Our mechanical welding know-how and compliance with industry standards guarantee maximum quality control.

JINAN RETEKOOL INC is a professional supplier in China, specializing in refrigeration parts. Our main products are refrigerator parts. Now we have two factories in China, manufacturing different kinds of refrigeration parts. One is mainly manufacturing condensers and evaporators. The other one is mainly manufacturing copper filter driers, accumulators and access valves.

Suzhou KELSEN Air Filtration System Co., Ltd has been a leader of designer & manufacturer in the field of contamination control for over 15 years in China. During this time we have proficiently designed and manufactured many types of equipment. We are the preferred OEM vendor of several world-famous filtration companies, especially for pharmaceutical equipment, such as FFU, HEPA box, BIBO, laminar flow cabinet, etc. We also can supply full range of air filters from pre filter to ULPA filter.

We, EUROSTARS, is a modern hi-tech enterprise, specializing in Heating Ventilation Air Conditioning and Industrial Refrigeration research, development, production, sales and engineering services.

NJZQ, established in 1998, located in nanjing, China, is a professional manufacturer of various series of ERW pipe mill, precision rolls forming mill, pipe automatic palletizing and strapping machine, slitting and cut-to-length line, adopting international advanced ERP production management system, and possessing a number of experienced senior engineers and a professional team for designing and commissioning. We are responsible for equipment design, machining, assembly, delivery, installation and commissioning services to ensure complete customer satisfaction.

Shanghai IVEN Pharmatech Engineering Co., Ltd., established in 2005, is a professional manufacture of the pharmaceutical machinery, also is a professional engineering company with rich experience in the pharmaceutical and medical industry. We've exported thousands of equipment to over 70 countries, provided more than 30 integrated solutions and turnkey projects for our customers from all over the world.

Hebei Tengtian Welded Pipe Equipment Manufacturing Co., Ltd. Innovating Excellence in Metallurgical and Welded Pipe Equipment.

Hubei Prosper Motors Co., Ltd. is a professional enterprise integrating R&D, production and sales of special-purpose vehicles, As an authorized special vehicle modification base of Qingling Motors Group (Japan ISUZU's ONLY manufactory in China), we specialize in delivering high-quality, compliant customized commercial vehicles for global customers. Leveraging ISUZU's core chassis technology, we provide integrated "chassis + superstructure" solutions for municipal services, logistics, construction, and emergency response, exporting to 30+ countries across Asia, Africa, and the Middle East.