摘要
Shandong Shengquan Chemical Co. ,Ltd. Add: Shengquan Industrial Park,Zhangqiu 250204,Shandong Tel: + 086-531-83502307 Fax: + 086-531-83513019 E-mail: april. tang@ shengquan. com Web: www. shengquanchem. com Henan Ruishi Investment Croup Co. ,Ltd. Add: Huayuan Caifu Square A-1403,No. 1 Luopu Road,Luoyang 471000,Henan Tel: + 86-379-65286183 Fax: + 86-379-65285889 E-mail: duzude521@ rs-abrasive. com Web: www. rs-abrasive. com Jingzhou Huaxin Mullite Co. ,Ltd. Add: Gantai Industrial Park,Jingzhou County, Huaihua 418403,Hunan,China Tel: + 86-745-8310998 Fax: + 86-745-83109993