• Huai'an Yongyi Chemical Co., Ltd
•  0517-3761016
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• Handan Ruibang Fine Chemical Co., Ltd
•  +86-310-3200383 +86-310-3200518
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• Huangshan Deping Chemical Co.,Ltd.
•  86-559-6510095
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• Hebei Huaxu Chemical Co.,Ltd.
•  0086-311-87042014
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• Huai an Hongji Chemical Co., Ltd.
•  +86-517-83520965
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• HUNAN XINYU NATIVE PRODUCE & ANIMALBY-PRODUCTS IMPORT & EXPORT CO., LTD.
•  +86-731-4427356
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• Henan Kingway Chemicals Co., Ltd
•  86-371-65336567
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• Henan Haohai Industry Co., Ltd
•  86-0371-63919738
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• Huaye Pharm & Chem
•  0086-21-62414096，62417129
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• Hangzhou Pharm & Chemical Co., Ltd
•  +86-135-88139478
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• Hebei Honour Chemical Co., Ltd
•  +86-311-86985695/86137605/86137607
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• Hubei Huanyu Chemical Co., Ltd
•  +86-728- 2712365
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• Hefei Jiankun Chemical Industry CO.,LTD.
•  +86 551 2361108
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• Hangzhou Read Chemical Co., Ltd
•  +86-571-87234293
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• Huzhou Changsheng Chemical Co., Ltd.
•  +86-572-3731402, 3731426
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• Huaian Tianchi Chemical Co., Ltd.
•  0517-85399599 85399598
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• Hubei Tianmeng Chemical Co.,Ltd.
•  0086-27-62331489
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• Huangshan Taida Chemical Co.,Ltd.
•  +86-559-2130785
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• Henan Xinxiang Hengji ChemicalCo.,Ltd
•  +86-373-5420856
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• Huasheng Chemical Co., Ltd.
•  86 519 85121086
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• Hangzhou Gosun Biotechnologies Co.,Ltd.
•  0086-571-86065431
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• Heze Chenggong Chemical Co.,Ltd
•  0086-530-6661231
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• Hangzhou Changhe Agricultural Chemical Co.,Ltd.
•  +86-571-86624059、86624060
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• Hangzhou Nature Organic Chemicals Co., Ltd.
•  0086-571-88093845
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• Hangzhou Bettersky pharmtech Co.,Ltd
•  0086-571-88199336
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• Hach Company, Inc.
•  970-669-3050
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• Hill Brothers Chemical Co.
•  800 821 7234
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• HIXIA Limited
•  44 1925 607231
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• Hebei Province Chemical Industry Academe
•  +86-311-85663494
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• Harbin Harmillion Chemicals Ltd.
•  0086-451-55538369
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• Hangzhou Longsheng Chemical Co.,Ltd
•  +86-571-82173568
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• HUBEI HONGYUAN PHARMACEUTICAL CO.,LTD.
•  +86-713-5072428
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• Harbin Development Zone Industry Development & Trading Co., Ltd
•  +86-451-82320807
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• Hongkong United Biochemistry Co., Ltd.
•  +86-10-61769970
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• Hangzhou Chengshi Chemical Co., Ltd
•  +86-571-82186705
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• Haikou Manfangyuan Chemical Co., Ltd
•  86-898-66775331 +0086-13518848891
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• Hangzhou Wide chemical Co., Ltd
•  0086-0571-85451942
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• Hangzhou Longshan Chemical Co., Ltd.
•  +86-571-88056685/88066888ext.6421
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• Hangzhou Jiangnan Chemical Co.,Ltd
•  +86-571-86627788
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• Haikou Huabang Chemical Co., Ltd
•  +86- 898 -68522720
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• Hangzhou Mdkchem Co., Ltd
•  86-0571-87634389
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• Hainan Fuwang Industrial Co.,Ltd
•  +86-898-66729565
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• Hangzhou Udragon Chemical Co., Ltd
•  + 86 - 571 - 86379188 86373808
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• Hopegen Biotechnology Development Enterprise
•  886-4-24831570
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• Hu
•  +86-532-88003053
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• Hangzhou Shengda Pharmaceutical Co.,Ltd.
•  +86-571-63557568 63557578
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• Hangzhou Fu Ma Chemical Co., Ltd.
•  86 571 82705292, 86 571 82755660
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• Hubei Fuchi Chemical & Pharmaceutical Co., Ltd
•  0086-714-7531586
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• HuNan Zhuzhou Chengye Jiutong Chemical Co., Ltd.
•  +86-733-8623011
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• Hangzhou Trylead Chemical Technology Co., Ltd
•  +86-571-87086220 +86-571-56328087 +86-571-56369069
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