Diphenylpyraline

Jinan Chenghui-Shuangda Chemical Co., Ltd.(CHSD)is a professional company, mainly focusing on the producing and marketing of active pharmaceutical ingredients(APIs) and their intermediates. If you're looking for a supplier of worldwide APIs for your most powerful business, you've come to the exact site. Here, at CHSD, best pricing, high quality products and secure delivery are just the beginning. View more >>