• BIO CHEMICAL
•  0023775552502
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• Blij Oil Co.
•  +98 21 22922219
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• bokardar ltd
•  07533343210
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• Beijing Reco Technology Co., Ltd.
•  +86-10-57126046
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• Beijing Mesochem Technology Co.,LTD.
•  +86-10-86258212
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• Beijing Vistabright Co., Ltd.
•  +86-10-84277340
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• Beijing Nachen S&T Ltd.
•  +86-010-60773846
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• Beijing HuiKang BoYuan Chemical Tech CO.,LTD.
•  86-10-68867502
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• Baoji taihe Nonferrous Metal Co. Ltd
•  +86-917-3152638
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• Beijing Krohesin Technology Co.,Ltd
•  (86)03918150650 (86)02150563169
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• Beijing Haili Sikang Chemicals Material Co.,Ltd
•  86-10-67930855
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• Beijing Harmony Chemical Technology Co., Ltd
•  013811989488
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• Beijing HYTS Chemicals CO.,LTD
•  +86-1057037977
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• Brandon Nolland Limited
•  +23794275235
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• BeiJing Qicaichem Technology Co. Ltd.
•  +86-10-52838163
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• BAOFULL CO LTD
•  0086-772-3821109
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• Bipec BioIntermedia Pharma Extra Corp.(Nanjing)
•  025-52995557 68808655
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• Baier Chemical Co,.Ltd
•  +86-22-27333858
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• Boteni chemical industry co., ltd.
•  +86-0311-89281934
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• Bbgpharm Ltd
•  13307121925
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• beijing fuyuanjia chemical technology co.ltd
•  010-64166802
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• BQPHARMA LTD.
•  +86-189-20092367
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• BOC Sciences
•  1-631-398-3562
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• BetaPharma(Shanghai) Co., Ltd
•  +86-512-63009836
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• beijing hayley,chemicak products co.,LTD
•  +86-151-76489020
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• Biotechchemist
•  +23797511043
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• Bright Chemicals Co.,Ltd
•  +65-2319-1933
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• Atomax Chemicals Co., Ltd
•  +86-0755-33239182 33233381
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• Anhui Gusheng import&export Company Ltd
•  86-13695604629
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• AK Chitosan Biotech Ltd.
•  +86-531-87113096
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• AMSAL-CHEM
•  +91-22-2205 0500
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• Anhui Huangshan Honghui Chemical Co., Ltd.
•  086-559-6526197
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• ABE Medchem(Shanghai) Corporation
•  0086 137 9536 8303
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• Acroyali Holdings Qingdao Co., Ltd.
•  +86 532 86677827
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• AIDE (Chang Ting) Chemical Co., Ltd.
•  +86-597- 655 7320
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• AK Biotech Ltd.
•  0086-531-87113096
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• Allway Chem-Pharm Inte'l
•  +86-29-86263059
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• Alpha Chemical (Shijiazhuang) Co., Ltd.
•  86-311-85652680
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• Alway Chem, China
•  +86-532-8586-4000, 8586-5000
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• American ChemTech Inc. Asia Office
•  +86-571-83781477
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• AnaDev Chemicals Limited
•  0086 21 6102 6715
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• Anhui Fengle Agrochemcial Co;Ltd
•  0086-551-5360940
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• Anhui Chizhou Changjiang Pharm & Chem Co.,Ltd.
•  +86-566-4540016
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• anqing Changjiang Medical & Chemical Co., Ltd.
•  +86-556-5349577
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• Anhui Biochem Pharmaceutical Co., Ltd.
•  0086 551 5167062
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• Anfut Technique Co., Ltd.
•  +86-10-8634-9620
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• Anhui Chem-bright Bioengineering Co., Ltd
•  86-551-5367425，5313463
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• ALL WELL INDUSTRIES CO.,LTD
•  86-29-88337229
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• Anhui Qingyun Pharmaceutical and Chemical Co.,Ltd
•  +86-551-639 1125
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• Alcan International Network
•  30-210-69-82-560
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