outside spring2,000+ factories verified

Changzhou Longxiang Gas Spring Co., Ltd. Supplies a full range of high quality compression gas springs, locking gas springs, tension gas spring, stainless steel gas springs, dampers. Our factory is located in Wujin District, Changzhou City, Jiang Su Province, China, Nearby Shanghai.

Hebei Chaopu Machinery Manufacturing Co., Ltd.

Zhuji Bosswinn Springs Co., Ltd. is situated in the West-Suburb Industrial Zone of Zhuji City. Its subsidiary, Zhuji Lida Spring Factory, was founded in 1992. Subsequently, Zhuji Bosswinn Springs Co., Ltd. And Zhuji Bosswinn Precision Machinery Co., Ltd. Were established. Together, these three entities possess registered assets amounting to 31.25 million yuan and occupy factory premises spanning over 9, 000 square meters. The primary business scope has evolved from the initial production of springs to encompass the manufacturing of metal stamping parts and CNC precision parts machining.

Yangzhou Baijia Spring Manufacturing Co., Ltd., founded in 2005, is specialized in the production of spring, located in the beautiful, historical and cultural city - yangzhou, water, land and air transportation is convenient, the geographical position is superior

Hangzhou Mark Technological Co., Ltd. is a leading company in plastic piping supply, Providing integrated systems from pipe&fittings for water and gas systems. Professional technical service. Everything we provide is designed, Produced and supported by the same company.

DOFO Spring Story

Zhejiang Mingshi Piping Systems Co., Ltd is the largest subsidiary of Mingshi Group. Established in 1999, the company now is one of the top manufacturers of plastic and composite pipes, tubes, brass fittings, manifolds and valves in China.

Company Profile

Zhongshan Baishun Hardware Manufacturing Co., Ltd.

Guangdong Gaoyao Jinhuida Hardware Products Co., Ltd. It is an enterprise specializing in designing and producing floor spring, patch fitting, door handle, glass door lock, door closer, shower hinge, hanging wheel friction stay hinge, window handle, etc architectural hardware. Gaoyao Jinhuida Hardware Products Co., Ltd already in this industry for 20 years. We are our brand ADO, MXF, JianLai own brand.

EC Hardware Co., Ltd. Was established in 2013 as a comprehensive manufacturing and trading company. Our company is mainly engaged in steel products for various specifications and materials, such as, hot-rolled bars, tubes, hot-rolled square steel, flat steel, H section steel, hot-rolled coils, cold-roll large-size panels, etc. We are also able to customize products based on customers' requirements.

D&D HARDWARE has over 18 years experiences manufacturing & Suppling architectural hardware products for Metal Doors, Wooden Doors & Fire Door in China, such as Stainless Steel Door Hinges, Door Locks, Lever Handles, Door Closers, Exit Devices, Door Stoppers, Door Bolts and Door Accessories etc, not only door hardware but also Door Opening solution.

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.

Headquartered in Hefei, China, Dortec was established in July, 1995. Thanks to the reforming and opening-up policy of Chinese Government, Dortec has been developing to a large modernized enterprise group with 500 employees and a turnover of US$10 million in 2003. Dortec has 5 holding companies and about 100 categories: Panic exit device, Swing door operator, Slide door operator, Floor Spring, Glass door clamp, Door Closer, Brass Hinge, Stainless steel hinge etc.

About blue whale

HAIDA DOOR CONTROL, which was established in 1987, the main products include floor spring, door closer and automatic door systems. Now HAIDA is the biggest manufacturer and the first corporation in domestic floor spring field.

Since the establishment of Hebei Qiniu Machinery Equipment Co., Ltd., the company has experienced significant growth and development. We focus on expanding our expertise in various industries, specializing in hardware locks, door control systems, all types of door and window hardware products, including machinery and equipment, auto parts, electronic products, electronic placement, hardware and daily necessities. Through continuous research and development efforts, we have been able to meet the changing market needs and provide innovative solutions.

Dongguan Yu Biao Hardware Co., Ltd founded in 2003, mainly engaged in custom metal hardware design and manufacturing.

Zhejiang Haizhu Pipe Co., Ltd. is located in Diankou town, Zhuji city, Zhejiang province.

Wenzhou Tops Hardware CO. Ltd, one of the Best Leading Security Hardware producers in China.

Qingdao Gofai Rubber&Plastic Products Co., Ltd. is a leading professional manufacturer of rubber and plastic products more than 20 years. We Located in Qingdao, Shandong province, the fast growing up and developing international business city. Our company provides full and one-stop services from design to delivery for all our old and new customers both at home and abroad.

Vantrans company is specialized in all kinds of gas spring and related components more than 7 years. We have 30 office workers and around 60 workshop workers. Our company is located on Bowang Special Economic Zone in Ma'anshan, a steel city, where rich in Iron and steel. Our company is near to Nanjing and Shanghai, the traffic is very advantageous.

ZHENJIANG TRUMY INDUSTRILA Co., Ltd, established in 1992, is one of the leading manufacturers and exporters of Furniture Hardware & Accessories, Bathroom Accessories, Link Chain &Riggings, BBQ grills&BBQ tools&outdoor cooking, fire pit and so on in China. With more than 10 years' experience of manufacturing and exporting our products to more than twenty countries, such as Europe, Southeast Asia, Middle East and South-America, we provide consistently our customers with high quality products, reasonable price and best services.

Anping Junming Wire Mesh Co., Ltd was founded in Anping County, Hebei province which is the hometown of wire mesh in China. It is one of the most competitive many kinds of metal wire mesh manufacturer in Asia.

Ningbo Yinzhou Bote Spring Electrical Appliance Factory is located in the beautiful and rich East China Sea coast - Ningbo Yunlong town, surrounded by beautiful environment, pleasant weather, old times, convenient transportation. Near Ring Expressway, Hangzhou-Ningbo Expressway and Xiao Yong Railway, west of Ningbo Lishe International Airport, adjacent to Beilun Port and strategic location.

Wenzhou Heli Spring Manufacturing Co., Ltd. Was founded in 1992. It is a high-quality spring manufacturing enterprise integrating design, production, sales and service. The existing standard factory building is more than 8, 000 square meters. With more than 20 years of accumulation and precipitation in the field of spring manufacturing, Heli Spring is committed to helping customers from all walks of life meet current and future social needs. In order to actively expand domestic and foreign markets, accelerate industrial upgrading and product structure adjustment, Kunshan Heli Spring Manufacturing Co., Ltd. Was founded in Kunshan, Jiangsu in 2005. It covers a total area of 40 acres and stands out in the fierce market competition. Heli Spring insists on high-standard and strict talent training and team building, which injects vigorous impetus into the steady progress of the enterprise. In the face of increasingly fierce competition in the market, Heli Spring integrates technological innovation into traditional manufacturing, and through cooperation with demanding large-scale enterprises, it continues to innovate manufacturing technology, research and improve existing product equipment. We have more than 150 modern spring production equipment and testing equipment such as advanced CNC spring coiling machines, spring grinding machines, heat treatment furnaces, etc., to meet the market's highest requirements for the functionality, reliability and safety of spring products. Heli Spring has passed the ISO9001 quality system certification since 2008. In December 2017, the company successfully passed the IATF16949 automotive quality management system certification. The company has successively won many honors such as "Star Enterprise", "Industry Advanced Enterprise", "Zhejiang Science and Technology Enterprise", and was rated as "National High-tech Enterprise". The current products include: Low-voltage electrical springs, high-voltage electrical springs, pneumatic springs, Extension springs, auto parts springs, wire forming springs and cage springs, etc. Looking to the future, Wenzhou Heli Spring Manufacturing Co., Ltd. Will base itself on domestic users, expand the international market, and wholeheartedly provide customers with high-quality springs of stable and reliable quality. With leading technical standards, excellent product quality, and whole-process integrated service concept, we will win The market has won the high trust of customers! Continuous development of the enterprise spirit of creating the future with win-win cooperation! Contribute to the revitalization of national industry.

Jinan Guohua Green Power Equipment Co, Ltd, established in 2010, is a professional high-tech enterprises specialized in power station integration and parts sales, assemble. We invest in chidong 190 diesel engines, gas engines and shengdong 190 diesel engine. With a wealth of professional project engineer, operation experience and advanced scientific management approach, we could satisfied the real needs of customers with the best benefits of power generation program and proper parts provide.

CHANGZHOU LOUIE LINEAR ACTUATOR Co., Ltd. Supplies a full range of high quality Linear Actuators. Our factory is located in Wujin District, Changzhou City, Jiang Su Province, China, Nearby Shanghai.

We are a factory specialized in manufacturing various kinds of precision machining products in China for nearly 20 years. Among our wide range business scope, we are most active in CNC machining. We also supply investment casting, die casting, sand casting, forging, stamping, deep drawing, extrusion, plastic & rubber injection parts. We are supplying our quality products to USA, Canada, UK, Germany, Italy, Denmark, Australia, Korea etc., which are used in hydraulic, truck, trailer, earthmoving equipment, flange, valve and pipe fitting, etc.

Guangdong DEF Seals Solutions Co., Ltd. is a leading seals original manufacturer carrying with more than 20 years professional experience, focus on full series hydraulic seals and PTFE component seals, which including guide rings and Spring Energized Seals, as well as CMRD (Custom Made, Rapid Delivery) urethane and rubber seals.