The difference in chain manufactured in Asia is consistency. Chain manufactured in Asia is not required to follow any of the established International Standards. This allows for a greater variance between links and drums. Asian chain is generally more economical as a result of the inconsistency.
Most of chain manufactured in Asia is low grade carbon chain that is used in various industries such as Trailer Safety Chain, Mine Hanging Chain, and Barrier Chain. These applications generally do not require long lengths or the length is not a concern.