Henan Alpha Chemical Co., Ltd.
Telephone0371-0371-55055611 18137792234
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31206/0.htm
VOLT-AMP OPTOELECTRONICS TECH. CO., LTD.
Telephone 18802601190
Websitehttp://www.volt-amp.cn/
Henan Lien Chemical Products Co., Ltd.
Telephone 15378766539
Websitehttp://www.psaichem.com/
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone029-81148929 13186179623
Websitehttps://www.dideu.com
Woerjiming (Beijing) Technology Development Institute
Telephone 18610294897
Websitehttps://www.woerjiming.cn