Shandong YiYi Chemical Co.ltd | Address: Room 1511, Block B, One Future Fortune Center, No. 87, East Health Street, Weifang City, Shandong Province, China 
www.yiyichem.com | Send Inquiry | Phone: +86-(536)-8685865
Shandong YiYi Chemical Co.ltd specializes in providing sodium lignosulfonate, and high-end acid-leaching lignin. We also offer kraft lignin. Our products include aliphatic dispersant powder, heat stab more...