Y&L Biotech Co., Ltd. | Address: No. 238, Songze Avenue, Qingpu, Shanghai, China 
www.ylpharm.com | Send Inquiry
Y&L Biotech Co., Ltd. is engaged in the manufacture of natural herb extracts, amino-acids, APIs & chemical intermediates, and chemical synthesis materials. more...

Zhengzhou Double Vigour Chemical Product Co.,ltd | Address: Seat L of the Jinguo Seat in Jinyin Office Vlla of NO.16 of Huangjiaan Road Jinshui Zhengzhou City., Zhengzhou, Zhejiang 450000, China 
www.zz-chem.com | Send Inquiry | Phone: +86-(371)-63659198
Zhengzhou Double Vigour Chemical Product Co.,ltd specializes in fine chemical raw materials, chemical raw materials, and pharmaceutical raw materials. more...