• Hangzhou Kaida metal catalyst & compounds Co. Ltd.
• +86-571-86790500 86999694 86790551 88044677
• China

• Hangzhou KaiLi Chemical Industry Co.,Ltd.
• 86-571-82961777 82962668 86961555
• China

• Hangzhou Kaiming Catalysts Co.,Ltd.
• +86-571-87154016 87154009 87167410
• China

• Hangzhou Kaipeng Biotechnology Co., Ltd.
• +86-571-89939007
• China

• Hangzhou Kalor Chemical Co., Ltd.
• +86-571-88185084;88099587;88095867
• China

• Hangzhou Kangli Health Products Co., Ltd.
• 86-571-23200725
• China

• HANGZHOU KARSSEN CHEMICAL CO.,LTD.
• 86-571-87234511 87234512
• China

• Hangzhou Ke Sheng Mechanical & Electrical Equipment Co., Ltd.
• +86-571-86522706
• China

• HANGZHOU KENDU PHARMCHEM CO., LTD
• +86-571-86059031
• China

• Hangzhou Keriopharm.chem.Co., Ltd.
• 86-571-82755935
• China

• HANGZHOU KEXING BIOCHEM CO., LTD
• 86-571-88273999
• China

• Hangzhou kinbon Technology Co., Ltd.
• +86-018072959339 018006785283
• China

• Hangzhou King Chemicals Co., Ltd.
• 0571-82885125
• China

• Hangzhou Kinsey Bio-tech Co., Ltd.
• 86-571-85318381
• China

• Hangzhou KSM Pharmaceutical Technology Co., Ltd.
• 18067926518
• China

• Hangzhou Laiou Chemical Co.,Ltd.
• 0571-89281087 18268051028
• China

• Hangzhou Lane Technology Co.,Ltd
• 88086613
• China

• HANGZHOU LANGKE INDUSTRIAL CO.,LTD
• 86-571-86611198
• China

• Hangzhou Langrun Pharmceutical Co.,Ltd.
• +86-571-87751861 13958180919
• China

• Hangzhou Lead biotech Co., Ltd
• 0571-57176560
• China