Handan Cool Bid Fastener Manufacturing Co., Ltd. is a new three -stage waterproof screw, photovoltaic bars, straight stretch strips, oblique pull strips, ground foot bolts, double -headed bolts, water -stop steel plates, reinforced steel sleeves and other products.The processing company has a complete and scientific quality management system.Handan City Cool Bid Fastener Manufacturing Co., Ltd.s integrity, strength and product