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Established in 1991, Hangzhou Donghua Chain Group Co., Ltd. is one of the largest chain manufacturers in China. We have 5 subsidiaries, such as Hangzhou Ziqiang Chain Drive Co., Ltd., Hangzhou Dunpai Chain Co., Ltd., and Hangzhou Donghua Power Transmission Imp. & Exp. Co., Ltd.

Covering a production area of 200,100 square meters, including the building area of more than 85,000 square meters, the fixed assets are USD27,127,000. Meanwhile, we have more than 1,800 sets of advanced equipment and over 2,200 highly skilled employees. The annual production capacity has exceeded 20,000,000 meters. The total sales income has reached USD61,652,000, of which the export sales volume is USD25,000,000.

The company is specialized in producing all kinds of standard chains and special chains, such as A or B series chains, automobile chains, stainless steel chains, combined harvester chains, heavy-duty cranked link transmission chains, stereo garage chains and maintenance-free chains. In recent years, we have invested capital depending on the improvement of technology, so as to accelerate the step of new product development and technological reform. It intends to produce high strength and precision chains in order to meet requirements of domestic and overseas markets.

"Ziqiang" and "Donghua" brands chains conform to the national, international, and advanced industrial standards, such as JIS, ANSI, BS, and DIN. "Donghua" has been registered in 63 countries around the world, and regarded as a famous trademark of Zhejiang Province. Moreover, our company has the right to engage in foreign trade, and has passed the process inspection of Zhejiang Commodity Inspection Bureau. Therefore, we have become one of the first enterprises gaining the qualification of "Green Channel" for commodity inspection.

Furthermore, 70% of our products are selling well to the Europe, America, Japan, and Southeast Asia. We also cooperate with global well-known agricultural machinery leaders,and provide production line of chains for first-rate enterprises in the world. Our sales network covers all over the domestic market, and we have been cooperating with many key machinery factories . Our chain lots begin to enter metallurgy, petroleum and machinery industries.

The company has obtained ISO9002, ISO9001, ISO14001 and API certificates. In the implementation of quality assurance system, Donghua gradually forms a complete set of normal and scientific quality management system documents, and establishes a whole process of quality control system based on prevention, while building up a continuous improvement and good circulation system to make product quality achieve a steady perfection.

Presently, we are looking forward to even greater cooperation with overseas customers based on mutual benefits. Please feel free to contact us for more details.