• ShangHai ruiyi medical tech CO.,Ltd
•  +86-21-54711706
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• Shanghai Kang'ai Biological Product Co.,Ltd
•  0086-21-58993384
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• Shanghai Luyuan Fine Chemical factory(Shanghai Huating chemicals Co,Ltd)
•  +86-21-5952 2390
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• Shanghai Nimrod Biochemical Co., Ltd
•  86 21 6651-9809
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• Shanxi Kaida Chemical Engineering Co.,ltd
•  +86-917-3322918 3317143
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• Shaanxi Ruikang Biologieal Engineering co.,ltd
•  (86)029- 84368912 (86)029- 84362396
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• Shangrao Guangfu Pharmachem Co., Ltd
•  +86-793-2695802
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• Shanghai Greenland International Trade Co., Ltd.
•  +86-21-5235 1522
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• Shiantao Greenchem Industries Co. , Ltd
•  +86-728-2714455
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• Shanghai GLSynthesis Co. Ltd
•  0512-58327205(销售) 58327210
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• Schenectady International, Inc.
•  +86 21 64271122
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• Suma-Chem Industry Co., Ltd
•  86-532-88900391
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• Suzhou Pharmawell Co., Ltd
•  0086-512-68097210 68785163
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• SPC (Shanghai) Co., Ltd
•  +86-21-54176229
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• Shangyu Huakang Chemical Co.,Ltd. ,
•  +86-575-82731598, 82738031
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• Suzhou Deda chemical factory
•  +86-519-86639919
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• Suzhou Chiral Chemistry Co., Ltd.
•  0086-512-62959886
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• Sichuan Guangsong Pharmaceutical Co., Ltd
•  +86 28 85866315
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• Sunshow Speciality Chemical Co., Ltd.
•  +86-535-6375568
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• Skyherb Technologies Co., Ltd.
•  86-571-88053319, 85022320
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• Sinoway International (Jiangsu) Co., Ltd.
•  +86-25-86630167
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• Sinorgchem (Group) Co., Ltd.
•  021-50352000
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• Shandong Qilushihua Kaitai Industry Co.,Ltd.
•  +86-533-357 6559
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• Shandong Zouping Yikang Group Co., Ltd.
•  86-543-4611296
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• Shandong Yinghuan Chemicals CO,.Ltd
•  0533-7521199
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• Shanghai CASB Biotechnology Co.,LTD
•  （021）54971016
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• Shanghai BuxiChem-Tech.Co., Ltd.
•  86-021-52926733;56042927
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• Shanghai Huawan Chemical Co., Ltd.
•  +86 21 58399598
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• Shanghai Huapeng Chemcial Co.,Ltd.
•  +86-21-69106057 69106067 28219359
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• Shanghai Hengbai Biotech Co.,Ltd.
•  +0086-21-5284 2308
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• Shanghai Jiechang Industry & Trade Co., Ltd.
•  +86-21-56728852
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• Shanghai Jiangbei Pharmaceutical Co.,Ltd.
•  +8621 62183156
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• Shanghai Industrial Chemical Co., Ltd.
•  (021)59558700,59557014
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• Sichuan Natural Gas Chemical Research Institute Yongchuan Branch
•  86 23 49803995 49803804 49802988
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• Sichuan Linchen Enterprises Group Co., Ltd.
•  028-85332940
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• Sichuan Jewelland Pharmaceutical Co., Ltd.
•  +86-023-86815158 +86-0813－3319034
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• Sichuan Investment Pharmaceutical Biotic Technology Co., Ltd.
•  86-028-85916259、85912657、85915697 86-028-8591569
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• Shanghai Chemical Pharm-Intermediate Tech.co.,ltd
•  86-21-54820552
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• Sinochem Guangzhou Imp. & Exp. Corp
•  0086-20-81083877,81074465
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• Sichuan shenrui Chemical Co., Ltd.
•  +86-833-3341999
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• Shandong Hongfuda Pharmchem Co., Ltd.
•  86-531-88870908
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• Shanghai Honghao Chemicals Co., Ltd
•  86-21-58708081 58739982
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• Shanghai Medicilon Inc.
•  +86 21 51320237
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• Sichuan Huixiang Industry Co., Ltd.
•  +86-833-8804660
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• Shanghai Mole Chemical Co., Ltd
•  (86)021-68532417
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• Sichuan Jixiang Lithium Technology Corporation Limited Company
•  86-28-86139820
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• Sichuan mingxing chemical co.,ltd.(Sichuan meishan import & export co.,ltd.)
•  +86-833- 8292658 8290598 8290818
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• STAR LAKE BIOSCIENCE CO., INC. ZHAOQING GUANGDONG
•  +86 758 2290061
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• Shanghai Gao Yi Sheng Chemical Co..ltd
•  021-32030881
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• Shanghai YanGuang Chem. Co., Ltd.
•  +86-21-68975947
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