SHANDONG HONGJIAN POLYMER MATERIALS TECHNOLOGY CO., LTD
Address: Weifang City, Shandong Province, China
Tel:86-536-7571896 
Fax:86-536-7571899   
E-mail: hongjianxiangsu@163.com   
Website: www.hongjiangaofenzi.com

WEIFANG CHANGHAI CHEMICAL CO LTD   
Address: Weifang City, Shandong Province, China  
Tel:86-536-5598675 
Fax:86-536-5596778  
E-mail: honghaisujiao7393@163.com   
Website: www.changhaichemical com