• Shanghai Ruihong Chemical Co., Ltd
•  0086-21-52910808,52903999,62030099
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• Sichuan Province Shenlian Biotechnology Co., Ltd.
•  86-28-82666578 82782188
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• shijiazhuang bingqing chemical co.,ltd
•  86-0311-80802033
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• ShanDong SanFeng Group Co., Ltd
•  86-533-4680657-810
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• Shijiazhang Kaixin Chemicals Co.,Ltd.
•  86-0311-87108667
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• Shanghai Fine Chemical Co., Shun-lin
•  +86-0-18930306289
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• Shandong Fangming Pharmaceutical Stock Co., Ltd.
•  0530-7208439
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• Shandong Novatech Biopharmaceutical Co.,Ltd
•  +86-531-55582701
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• shandongshuangqiaochemicalindustryco.,ltd
•  86-543-4339639
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• Shanghai Ascen Chemical Co.,ltd
•  86-21-36046144
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• Suzhou Bailitai Technology Co., Ltd.
•  +86-512-62956995
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• Shijiazhuang Xingtang Chemical Co,Ltd
•  86-311-85989556
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• Shandong Longkou Longda Chemical Industry Co.,Ltd.
•  86-535-8551199
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• Shanghai Feibo Chemical Technology Co., Ltd
•  +86-21-58955916
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• Shanghai Brightol International Co., Ltd.
•  86-21-33739591
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• Sukahan (Weifang) Bio-Technology Co., Ltd
•  +86 536 2225033
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• sinokemmed trading co.,ltd
•  +86-15999574456
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• Shanghai Openchem Co.,Ltd
•  +86-21-50 28 08 80 / 81 / 82
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• Synatech Fine Chemicals Co., Ltd.
•  0086-532-66775318,66775317,66775319
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• Shoukehongtai Chemicals Co., Ltd.
•  86-10-87866558,13811517520
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• Shaanxi TOP Pharm Chemical Co., Ltd.
•  86-29-85733402
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• Shanghai Dexiang Medicine Tech Co., Ltd.
•  86-21-55512698
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• Shanghai ManKong Biotechnology Co., Ltd.
•  +86-021-51877325 13817043778
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• Shanghai Chemchallenger Biotech Co., Ltd.
•  0086-21-68110815
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• Shanghai DND Pharm-Technology Co.,Inc
•  86-21-58783570
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• SHIJIAZHUANG OCHEM TRADING COMPANY
•  0086-311-58991585
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• Shijiazhuang Baoyujia Chemicals LTD.,
•  86-311-85527981
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• SINOCHEM TIANJIN CO LTD
•  +86-22-23146285
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• Shijiazhuang Baicheng Chemical CO.,LTD
•  +86-311-85890805
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• Shanghai Dexiang Medicine Tech. Co., Ltd
•  +86-21-55512698
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• Suzhou Yuanfang Chemical Co., Ltd
•  0086-512-53413633,53414911, 53414535
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• Shanghai Sinofluoro Scientific Co., Ltd
•  +86-21-64279360
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• songfengfa
•  13956228596
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• Shanghai Tochance Chemicals Co.,Ltd.
•  +86-21-61005170
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• Shanghai Merry Yang Enterprise Co., Ltd.
•  008621-62601306
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• Susong Longhua Fine Chemical Industry Co.,Ltd
•  86-21-51280695
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• Spring pharmaceuticals limited
•  +2348027294022
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• springbest
•  0086-15165492795
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• Shijiazhuang Kaixin Chemical Co.,Ltd.
•  +86-311-87108667
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• Shandong Jiayi Import and Export Co., Ltd
•  +86-0539-2802060
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• Shanghai Targsense Scientific Co., Ltd
•  +86-21-61995639
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• Shanghai Sunchemsci.Co.,ltd
•  +86(21) 64960219 33191514
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• shandong chemical company
•  86-531-82375937
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• Shanghai huibo chemical Co.,Ltd
•  13601979950
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• Shijiazhuang yiding chemical corp.LTD.
•  86-0311-85230675
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• Shijiazhuang Jirong chemical Co., Ltd.
•  86-311-85870758
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• Suzhou Orient Union Import & Export Co., Ltd
•  86-512-58322560
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• Shijiazhuang zhongtian Biotechnology Co.,Ltd.
•  0086-0311-85378079
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• Shanghai baizhong Chemical Co., Ltd
•  86-21-58013536
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• SYHAI CHEMICAL
•  +86-21-66281625
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