Shenlian Screw City (Sanxiang Hardware and Water Heating Mechanical and Electrical Market Shop)

Hengli Screw (Taishi Sanxiang Jindi Multiple-use Building Shop)

Changsha Qiangli Stainless Steel Screw (Sanxiang Hardware and Water Heating Mechanical and Electrical Market Shop)

Xinlaifa Screw City (Sanxiang Hardware and Water Heating Mechanical and Electrical Market Shop)

Changsha Yonghua Screw (Sanxiang Hardware and Water Heating Mechanical and Electrical Market Shop)

Huasheng Hardware Screw