Tianjin Prime Power Spring Co., Ltdï¼Located in Tianjin province, is the backbone enterprise of China Spring Industry,which is professional in designing and producing high-quanlity spring hardware products.With more than 30 sets well-equipped spring metal manufacturing equipment and testing equipment, the company would make ues of wire (Ñ0.2-Ñ60) to produce all kinds of springs.Specifically including: valve springs, oil pump nozzle spring, automobile valve springs (dryers spring, regulator spring, trailer spring valve, hand valve springs, exhaust brake valve springs, etc.), electronic appliances Precision small springs, hydraulic parts springs, mechanical springs, toys spring