Specifications 1.We have 22 years history 
2.SGS /BV /ISO /DQS /API /AAA approved 
3.For free samples 
4.ODM and OEM serviced 

API Approved Oilfield Chains

 

Why Choose us

1. Hangzhou Donghua Chain Group Co., Ltd established in 1991, we have 5 subsidiaries in china and have 6 subsidiaries abroad;

2. We covering a production area of 200,100 square meters, have more than 1,800 sets of advanced equipment and over 3,100 highly skilled employees, the annual production capacity has exceeded 20,000,000meters;

3. We specialized in producing all kinds of standard chains and special chains, such as A or B series chains, roller chains, driving chains, conveyor chains, hoisting chains, agricultural chains and so on;

4. We have obtained ISO9001, ISO14001, ISO16969, AAA and API certificates.

5. Our partners among world top enterprises, such as JOHNDEERE, NEW HOLLAND, CLAAS, HONDA, KUBOTA etc.