Shandong Synmiway Chemical Group Co., Ltd. is a group company established through related diversification development with Shandong Changxin Chemical Technology Co. Ltd (Changxin Chemical) as the base. Changxin Chemical is a chemical entity enterprise specializing in producing 1-Methyl-2-pyrrolidone (NMP),α-pyrrolidone (α-P), gamma-butyrolactone (GBL) and other series products. Qingyun Xinyuan Chemical Science-Tech Co., Ltd. is an entity enterprise established to recycle the by-product hydrog...
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