• Shijiazhuang Lianhua Chemicals Co.,Ltd
•  86-0311-89276702
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• ShiJinGu Pharmaceutical Co., Ltd
•  86-0755-61930361
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• Suzhou Sibian Chemical Technology CO.,Ltd
•  86-0512-65617459
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• Shang Hai RC Chemical
•  86-021-50322175
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• Shaanxi Gainway Import&Export Co.,Ltd.
•  86-29-89388771
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• Sobhabio
•  91--9989882177
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• Shanghai Super Medchem Co., LTD
•  86-159-00803148
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• Sichuan Tongsheng Biotechnology Co.,Ltd
•  86-838-2504166
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• Stru Chem CO.,LTD
•  86-0512-63008636
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• Shanghai Zhongxi International Trading Co.,Ltd
•  86-0021-58202529
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• Shijiazhuang Bachen Copper Industry Co., Ltd
•  86-311-87508870
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• Shanghai Xima Synthetic Technology Co.,Ltd
•  86-21-60527485
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• Shanghai Wecan pharmaceutical Technology Co., Ltd
•  86-21-13331882176
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• StruChem Co.,Ltd
•  86-0512-63009836
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• Suzhou Ryan Pharmachem Technology Co.,Ltd
•  86-512-68780025
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• Shanghai ColdSpring Biopharma Co.,Ltd.
•  86-21-61810082
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• Shanghai Baolijia Chemical Co., Ltd.
•  86-21-31165538
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• Shree Mahalaxmi Chemicals
•  91-22-28543787
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• Shenzhen Esun Industrial Co.,Ltd
•  86-755-26031975
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• Sunyplc Trading Development Limited
•  852-6948-2311
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• Shanghai Jingxin Fine Chemical Co.,Ltd
•  86-021-64384976
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• Shanghai Darong Chemical Materials Co., Ltd
•  86-21-57790252
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• Shaanxi Huike Botanical Development Ltd.
•  86-29-62669894
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• Sampat Technology Export & Import Ltd
•  91-22-65079124
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• SELF STUDIES
•  1-719-2168351
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• Stanfo d Chemicals
•  1-949-6099636
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• Shaanxi Xin Sheng Long Industrial CO., LTD
•  86-029-87303961
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• Shenyang Joinunion Chemical Technology Co.,Ltd.
•  86-024-25439090
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• SR Chemical Specialities
•  91-40-30469460
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• Saint Best Mfg Co.,Ltd
•  86-150-98898704
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• Summit Global T ading Inc.
•  1-306-8817061
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• Shanghai Sanrise Industries & Development Co., Ltd.
•  86-21-34245264
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• Sunshine Chemical Shop
•  1-614-31686721
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• Shenyang Weiba chemical Co,.Ltd.
•  86-24-31273588
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• Shandong Hongda Group
•  86-10-59670476
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• Shanghai IS Chemical Technology Ltd.
•  86-21-52685808
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• Shanghai Excellent Chemical Co., Ltd
•  86-21-33559231
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• synchem-pharma Co;,Ltd
•  86-21-58560037
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• Shandong Honghui Chemical Co., LTD.
•  86-531-87871418
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• Shanghai Winherb Medical Technology Co., Ltd.
•  86-021-38218169
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• Shenzhen JYMed Technology Co., Ltd
•  86-0755-86350848
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• Suzhou Bojie Resin Technology Co.,LTD
•  86-512-69290539
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• Shanghai Hohance Chemistry Co., Ltd
•  86-21-61918202
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• Shijiazhuang Dongcheng Chmical Co.Ltd
•  86-8779-5660
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• Shanghai HuanChuan Industry Co.,Ltd
•  86-21-50137968
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• Siri organics
•  91-40-23070323
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• Shunchi PharmaTech
•  86-020-37976288
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• Shanxi Jiaocheng Hongxing Chemicals Co.,Ltd
•  86-351-8780075
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• Suzhou Bojie Resin Technology Co.,Ltd
•  86-512-69290519
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• SRI Specialty Products LLC
•  1732-850-8859
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