We can offer grade 1 & 2 & 3 marine anchor chain, studless & studlink, ranging from 16mm to 130mm with relative fittings, and all our products have all been approved by ABS of USA, CCS of China, DNV of Norway, GL of Germany, KR of Korea, LR of UK, NK of Japan, RINA of Italy, BV of France, the 9 great classification societies. We can supply certificate of any above classification societies for our products.