Shanghai Boyners Pharm-Tech Co., Ltd.
Telephone 13817873692
Websitehttp://www.boynerspharm.com/index.php?m=home&c=Lists&a=index&tid=5
Shanghai Sunway Pharmaceutical Technology Co., Ltd
Telephone 13761987713
Websitehttp://www.sunwaypharm.cn
Jiangsu aikang biomedical research and development co., LTD
Telephone025-58859352 17714375163
Websitehttp://www.aikonchem.com/
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Aromsyn Co., Ltd.
Telephone+86-0571-85585865 +86-13336024896
Websitehttps://www.aromsyn.com/