eastchemqingdao.com Qingdao Eastchem.the largest supplier of bleaching earth in China|the leading supplier of chemicals.
Qingdao Eastchem Inc.the largest supplier of activated bleaching earth in China and the leading supplier of chemicals.20+ years experience,50+ export countris,150+ customers.
Keywords: Melamine, bleaching earth, activated bleaching earth, pentane, activated bentonite