• Hangzhou Chengsu Pigment Technology Co.,Ltd.
• 0571-85241567 85225299
• China

• Hangzhou Cherry Pharmaceutical Technology Co., LTD
• +86-571-81636070, +86-18042403330
• China

• HANGZHOU CHIROFINE CHEMICALS CO.,LTD.
• 86-571-88219569 88212513
• China

• Hangzhou Choisun Bio-tech Co.,LTD.
• +86-571-88480543
• China

• Hangzhou Choushan Bleaching Earth Co., Ltd
• +(86) 0571-88662568,88662338,88662899
• China

• Hangzhou Chuanggao Industry Co.,LTD.
• +86-571- 82978666 82172222
• China

• HANGZHOU CNTECH COMPANY LIMITED
• 086-0571-85113358, 85133158
• China

• Hangzhou Coben Import & Export Co.,Ltd.
• +86-571-28021578
• China

• Hangzhou Coben Pharmaceutical Co.,Ltd.
• +86-571-28021577;28021578;88278597
• China

• Hangzhou Coben Pharmaceutical Research Co., Ltd.
• +86-571-28021577 28021578
• China

• Hangzhou Colorific Chemicals Co., Ltd.
• 86-571-89712977 89712978 89712979
• China

• Hangzhou Colucoll Chem Co.,Ltd.
• China

• Hangzhou Cons Tech Co.,Ltd.
• 0086-571-87240168
• China

• Hangzhou Cowin Pharma Co., Ltd.
• +86-571-88212683 /+86-571-88855243
• China

• Hangzhou CSL Tech Co.,Ltd.
• China

• Hangzhou Ctrichem Tech Co.,Ltd.
• China

• Hangzhou Dadi Chemical Co.,Ltd.
• +86-571-82699306 82699148 82600360 82609721
• China

• Hangzhou Dadi Pesticide Co., Ltd.
• +86-571-86227123,86227007-3032,86227121,86244585
• China

• Hangzhou Dahua Chemical Co.,LTD.
• +86-571-63594908
• China

• Hangzhou Damin Chemical Co., Ltd.
• 86-571-64743056
• China