Shandong Qingyun Changxin Chemical Science-Tech Co., Ltd. is specialized in manufacturing 1-Methyl-2-pyrrolidinone (NMP) and gamma-butyrolactone (GBL) series. Located Province, China, we enjoy convenient access to major transportation networks.
Dedicated strict quality control ...
Telephone:86-534-3868699
Address:No. 1689, Donghuan Road, Qingyun County
We are a state-owned development and application research institute for the chemicals industry. Established more than 40 years ago, we mainly engaged in technical of fertilizers, pesticides, herbicides, inorganic salts, organic chemicals, catalyzers, veterinary medicine, feed food ...
Telephone:0086-771-3305830
Address:7 Bei Er Li,Wangzhou Road