• Shijiazhuang Kunli Chemical Industry Co., Ltd.
•  86-0311-85233798
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• Shandong Chem Corp.
•  86-533-2446544
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• Shanghai MABCT Medicine Technology Co., Ltd.
•  86-21-58954816
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• Suzhou ChonTech PharmaChem Technology Co., Ltd
•  86-512-66561578
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• Suzhou bojie Resin Technology Co.,Ltd
•  86-512-69290539
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• Suzhou Huizhi Lithium Energy Material Co.,Ltd.
•  86-0512-56302155
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• Shanghai Hongbang Medical Technology CO., Ltd
•  86-21-24280809
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• SHANDONG TENGDA INDUSTRY CO., LIMITED
•  86-311-89642638
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• Shanghai Yurlichem Co.,ltd
•  86-21-33909959
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• Shanghai Chainpharm Bio-medical Technology CO.,Ltd.
•  86-021-61727342
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• Shandong Songchuan Industrial Additives Co.,Ltd.
•  86-536-8566636
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• Shanghai Puyi Chemical Co.,Ltd
•  86-21-57687505
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• Shijiazhuangcentrychem
•  86-0311-80815396
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• Shijiazhuang Sute Trade Co., Ltd.
•  86-0311-89643238
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• Shijiazhuang Centrychem Imp.&Exp.Co.,Ltd
•  86-0311-972662345
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• Shanghai Hobo Chemical Co.,Ltd
•  86-21-61026752
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• Shanghai Orgpharma Chemical Co., Ltd.
•  86-21-22062033
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• Shanghai Arbor Chemical Co., Ltd.
•  86-21-50171870
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• Sorbo Chemical Ltd
•  86-510-3065222
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• Shanghai Hannochem International Co.,Ltd
•  86-21-60513864
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• Shanghai ZaiQi Bio-Tech Co., Ltd.
•  86-21-54824098
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• Singsino Group LTD
•  86-532-85808802
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• Shandong Aona Chemical Co., Ltd
•  86-632-7782003
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• Stru Chem Co.,Ltd
•  86-0512-63008636
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• Shanghai Raise Chemical Technology Co.,Ltd
•  86-021-31250975
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• Sihong Bona Industry and Trade Co.,Ltd.
•  86-527-86284366
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• Sichuan Keruisen Bioengineering CO.LTD.
•  86-028-38780681
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• Shijiazhuang Sincere Chemicals Co.,Ltd.
•  86-311-67667576
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• ShangHai ChangYan Chem & Tech CO.,LTD
•  86-21-20242659
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• Sinowyn Industry Co., Ltd.
•  86-574-56105241
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• Shanghai UCHEM Inc.
•  86-021-56338808
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• Spectrum Chemicals Inc
•  1-604-21084444
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• Shandong Yibao Biologics Co.,Ltd
•  86-0537-3884998
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• Shanghai APIs Chemical Co., Ltd
•  86-21-54933000
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• Shandong Zhongtian Technology&Engineering Co.,Ltd
•  86-533-2761677
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• ShanDong Head Co.,Ltd.
•  86-0533-18660157685
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• Standardcon Pvt. Ltd.
•  91-22-23428704
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• StruChem
•  86-0512-63008636
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• Shanghai Twisun Bio-pharm Co.,Ltd
•  86-021-37285587
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• Shandong Hoch Chemistry Imp& Exp Co.,Limited.
•  86-536-8226353
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• Shandong Duanxingtang Dayu Pharmaceutical Co.,Ltd
•  86-537-3301202
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• Shanghai Demand Chemical Co.,Ltd
•  86-21-55239122
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• Sri Balaji Speciality Products
•  91-98940-45629
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• Shandong Head Co.Ltd
•  86-533-3190661
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• Suryakala Laboratories Pvt Ltd
•  91-837454-4710
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• Shijiazhuang Sute Trade Co., Ltd.
•  86-0311-67797676
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• Shijiazhuang Sute Trade Co., Ltd.
•  86-0311-89643238
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• Shanghai Forte and Chemical Technology Co., Ltd.
•  86-21-32082857
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• Shijiazhuang Sute Trade Co Ltd
•  86-311-89642536
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• Shanghai Hohance Chemical Company
•  86-21-61918202
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