The high strength lifting chain uses for the barrier transportation channel's catenuliform (for example in street, rivers or harbor entrance) machinery upload use chain the chain link may divide into the short pitch precision roller chain, the short pitch precision roller chain, the heavy load transmission with the angle iron roller chain, the cement machinery uses the chain, board style chain the high strength chain link high strength chain link rigging series, the specialty to use in the project necessary, manufacturing industry necessary, production line necessary and special environment necessary use.