Luoyang Zhongda Chemical Co.,Ltd. 
Sanmenxia Zhongda Chemical Co.,Ltd.
Foreign Trade Department:
Tel: +86-379-67519988 
Fax: +86-379-67517996
E-mail: smxzhongda@smxzhongdachem.com
Office Address: Zhongcheng Garden ,Yanshi , Luoyang,Henan, China
Production Site: Miaowan Industry District, Yanshi, Luoyang , Henan, China
                              Guanyin Tang Chemical Industry Area, Sanmenxia, Henan, China 
URL: www.3050eee.com