Our roller chains are as following items:
1. Short pitch precision roller chains(A series)
2. Short pitch precision roller chains(B series)
3. Heavy duty series roller chains
4. Cottered type short pitch precision roller chains(A series)
5. Heavy duty series cottered type roller chains
6. Other roller chains
7. Roller chains with straight side plate (A series)
8. Roller chains with straight side plate (B series)
9. Roller chain with vulcanised elastomer profiles
10. Roller chain with U type attachments
11. Roller chain with plastic attachments
12. Roller chain with plastic rollers
13. Roller chains for textile machinery
14. Roller chains for folio transport(Gripper)
15. Stainless steel roller chains
16. SH series high strength heavy duty short pitch roller chains
17. SP series high strength heavy duty short pitch roller chains
Why choose us?
1. Hangzhou Donghua Chain Group Co., Ltd established in 1991, we have 5 subsidiaries in China and also 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, 000 meters;
3. We specialized in producing all kinds of standard chains and special chains, such as A or B series chains, driving chains, conveyor chains, dragging chains, agricultural chains and so on;
4. We have obtained ISO9001, ISO14001, ISO16969, AAA and API certificates.
Audited Supplier 
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