• Hangzhou PonTon chemical Co.,Ltd.
• +86-571-88155989
• China

• Hangzhou Proserre Chemical Co., LTD
• +86-571-56855751
• China

• Hangzhou Pusun Trade Co., Ltd.
• +86-571-88904130
• China

• Hangzhou Puxian Chemical Co.,Ltd.
• China

• Hangzhou Qianjiang Drying Equipment Co.,Ltd.
• +86-571-86994442
• China

• Hangzhou Qiantai Biotechnology Co.,Ltd
• +86-571-82607956
• China

• Hangzhou Qianyang Technology Co.,Ltd.
• +86-571-88092925 88093529
• China

• Hangzhou Qichuang Chemical Co.,Ltd.
• 086-0571-56316755
• China

• Hangzhou Qing Hua She Co., Ltd.
• +86-571-82989278-8117
• China

• Hangzhou Qing Hua She Co.,Ltd.
• +86-571-82989677
• China

• Hangzhou Qingfeng Imp.&Exp. Co.,Ltd.(Hangzhou Pesticide General Company)
• 0086 571 56030346/86401678
• China

• Hangzhou Qingyuda Trade Co., Ltd.
• 0571-82491518 18967178198
• China

• Hangzhou Qingyun Holding Group
• +86-571-82769810(PTG) 82769839 13758559556
• China

• Hangzhou Qiqiao Chemicals Co. Ltd.
• 86-571-88968494 13805713076
• China

• Hangzhou quanchen Tech Co.,Ltd.
• China

• Hangzhou Qunli Gelatin Chemical Co., Ltd.
• 86-571-87796215 87796216 87796217 13685767178
• China

• Hangzhou Read Chemical Co., Ltd.
• 86-571-87234293
• China

• HangZhou Regin Bio-Tech Co., Ltd.
• +86-571-63929889,63929887,13396522623
• China

• Hangzhou Rentai Biotechnology Co., Ltd.
• +86-571-2819916    28808258
• China

• Hangzhou Reward Technology Co., Ltd
• 0571-86722612
• China