• Zhengzhou HQ Material Co., Ltd.
• +86-0371-67759225
• China

• Zhengzhou Jinpeng Chemicals Industrial Co.,Ltd
• +86-371-69077656 18637165678
• China

• Zhengzhou Lifeng Chemical Co.,Ltd.
• 0086-371-64899869 13703820881
• China

• Zhengzhou Meinl Chemical Co.,Ltd.
• +86-371-56871707
• China

• Zhengzhou Meitong Pharmaceutical Technology Co., Ltd.
• 18203638366
• China

• ZHENGZHOU MINZHONG PHARMACEUTICAL CO.,LTD.
• 0086-371-65797114 6579115
• China

• Zhengzhou Natural Chemical Co., Ltd.
• +86-371-60193627
• China

• Zhengzhou New Frey Biotechnology Co., Ltd.
• +86-371-67770728/ 67770658
• China

• Zhengzhou Nongda Biochemical Products Plant
• +86-371-60151181 18739923918
• China

• Zhengzhou Senao Chemical Co., Ltd.
• +86-512-52793609 18962342516 13073758076
• China

• Zhengzhou Siwei Grain & Oil Engineering and Technology Co., Ltd.
• 011-86-18151071160; 86-371-65788058
• China

• Zhengzhou Union Chemical Co., Ltd
• +86-371-67767210,67767211
• China

• Zhengzhou Welcom Tech. Co., Ltd
• 0086-371-67986518
• China

• Zhengzhou Xinweixin Chemical Co., Ltd.
• +86-371-68008077
• China

• Zhengzhou Yibang Industry & Commerce Co.,Ltd.
• 86-371-66777261 66760611
• China

• Zhengzhou Yongchang Chemical Co.,Ltd.
• 0086 371 64695586 64695596
• China

• Zhengzhou Zheng Shi Chemical Co.,Ltd
• +86-371-63817136 63862712
• China

• Zhenjiang Baoju Petroleum Auxiliary Agents Co.,Ltd.
• +86-511-87488268
• China

• Zhenjiang Chemical Instrument and Electrical Equipment Group Corporation (Former State-operated yangzhou Chemical Industry instrument and Fittings factory)
• +86-511-88522576,88522554
• China

• Zhenjiang Chemical Seed Plant
• +86-511-8511634,8514634
• China