ChinaZhengzhou Sigma Chemical Co., Ltd. ChinaBENGBU JUNYANG BUSINESS TRADE CO.LTDChinaAromsyn Co.,Ltd.
IndiaTSK LIFESCIENCES
United Kingdomwmd trading
United StatesColumbus Chemical IndustriesUnited StatesUCCS
ItalyMDA EnergiaIndiaMala InternationalIndiaPCPL
KoreaKOOKMIN UNIVERSITYKoreaKookmin University
GermanyBAM Federal Institute for Materials Research 
TurkeyErson Co.Ltd.
RussiaSFcompanyKoreakonkuk universityChina Suqian Unitechem Co., LTD.
IrannarkoobChinaQingdao Henghua CO.LTDChinaShanghai Jiuling Chemical Co., Ltd.IndiaSRF LIMITED
MalaysiaEGO SIYA SDN BHDChinaXuzhou Longfeng Chemical Co., LTDChinaHuaxing InternationalChinaCatalyz Pharmaceutical Co,.LTDChinaNingbo Locke Glue Industry Co., Ltd.ChinaChangland Technology Co LTDChinaxuzhou chemical ltdChinaSUZHOU BICHAL BIOLOGICAL TECHNOLOGY CO.LTDIndiaiit madras