Dalian Cohesion Spring Co., Ltd. (CHS) is a specialized business integrating the R&D, production and marketing of springs. CHS introduces advanced technologies, equipment, process and management concept at home and abroad actively, produces and deals in pressure springs and mold springs specially, including rectangular mold springs in JIS, ISO and German standards as well as round wire spiral springs. In addition, CHS also can also design and tailor-make differentiated and personalized springs according to customers’ requirements.