Zhejiang Jinhuan Chain Manufacturing Co., Ltd. e hiwere na October 1993, bụ ọkachamara R & D na mmepụta yinye enterprise. The factory ekpuchi a ngụkọta nke ebe 20000 square mita, na ofu akụ nke ihe karịrị 30 nde yuan, ihe karịrị 200 tent nke akụrụngwa, ihe karịrị 100 ndị ọrụ na-enwe kwa afọ mmepụta ike nke ihe karịrị 10 nde mita. The "Jinhuan" ika na "Jinhong" ika ígwè emepụta site na ụlọ ọrụ na-ewere mba ụkpụrụ (GB) na mba ụkpụrụ (ISO). Ngwaahịa a na-ere nke ọma na mba niile ma na-ebupụ ya na Ndịda Ebe Ọwụwa Anyanwụ Eshia, South America, Africa na mpaghara ndị ọzọ.