Changzhou Longsheng Machinery Co., Ltd. (Longsheng) is located at Zhonglou Science and Technology Industry Park of Changzhou. We mainly produce and sell plastic injection molding machines, with high technology and reliable quality. Our products are selling well all over the world. We compare price with the same quality, while comparing quality with the same price, and compare service with the same quality and price, so as to improve our management. We always integrate optimized designs with ...   |