• Tianjin Yitongmaoyuan Chemicals Co;Ltd
•  +86-137-31070170
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• Tianjin Tianyuan Chemical Co., Ltd.
•  86-22-66267239
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• Zhengzhou longfield international Co., Ltd
•  86-371-67268023
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• Zibo Chengfa Chemical Co.,Ltd
•  (0)13011625619
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• Zibo Zhangdian Shuangsheng Co., Ltd
•  0533-2089258
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• Zibo Jiechang Chemical Co.,Ltd.,
•  +86-533-7363899 7480877 7480977
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• Tianjin jiaochemical co limited
•  +86-022-88353869
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• Tianjin Yimingtengda Chemical Co.,Ltd
•  008615175160492
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• Tianjin Yi Ming Tengda Chemical Co., Ltd.
•  86-311-85238065
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• zhenzhou longfield internation co,ltd
•  86-371-67268023
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• Tianjin Wurui Chemical Co.,Ltd
•  +86-022-58162065
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• Tongdeweiye(Tianjin)Chemicals Co.,Ltd
•  0086-022-28695029
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• Zhenjiang Pioneer Chemical Co.,Ltd
•  86-511-84492058 86-511-84492199
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• Zhejiang Shenghua Import & Export Co.,Ltd.
•  86-0571-87981239
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• ZHEJIANG JIAHUA GROUP CO., LTD.
•  +86-573-82718029
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• TianJin DeFengSheng Chemical Co.,Ltd
•  86-022-23280697
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• Zhejiang Huzhou Salon Chemical Industry Co., Ltd
•  0572-3731398
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• Tianjin Jinlaifu Chemical CO.,LTD.,
•  0086-318-7601777
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• Tianjin tianmu chemical co.ltd
•  15097355194
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• Zibo Sanfeng Industry Co., Ltd
•  086-533-4680657-810
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• Tianjin Ruiji Chemical Co., Ltd
•  86-022-23708202-808
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• Zhengzhou sigma chemical Co.,Ltd
•  +86 371 63507389
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• Zhejiang Tianxin Pharmaceutical Co.,Ltd
•  +86-576-83993179 83993699 83993659 83993819
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• Zhejiang Linghua Chemicals Group Co., Ltd
•  +86-572-3942330
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• Tianjin Tianmu Chemical Co., LTD
•  0086-22-60513520
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• TianJin BangTai Chemicals Co.,Ltd.
•  86-022-60500382
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• Zhejiang Sunflow Holding Co.,Ltd-Zhejiang Xinda
•  +86 571 87795147
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• TIANJIN HI-TESION BIO & CHEM CO., LTD.
•  +86-22-23725099
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• Tianjin Yecheng Chemicals Trading Company
•  86-311-85351290
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• Zerun Pharmaceutical (Shanghai), Co., Ltd
•  0086-138-18898945
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• Xuzhou Ruisai Technology Industry Co.,Ltd.
•  (0086)13705205263
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• Tongxiang Hongyu Chemical Co.Ltd.
•  0573-88078999
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• Xinyi Hanling Biological Engineering Co.,Ltd
•  +86-516-81610508
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• Zaozhuang Xintai Water Treatment Co., Ltd
•  86-632-3461088
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• Li Mg de Chemical Co.,Ltd.Tianjin
•  +86-22-58013713
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• Zhengzhou Double Vigour Chemical Products Co.,Ltd
•  86-371-63659318
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• TDX AMERICA
•  +86-513-81067705
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• Tianjin DeFengSheng Chemicals Co.Ltd
•  86-22-23280697
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• Xiamen Topusing Chemical Co., Ltd.
•  0086-592-5538032/5538033
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• Tianjin Crest Pharmaceutical R&D Co., Ltd.
•  +86-22-66211386 13820015214
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• TOP STAR GROUP HOLDINGS LIMITED
•  +86-23-86110969
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• Tongdeweiye (Tianjin) Chemicals Co.,Ltd
•  86-022-28695029
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• Zhejiang Fengqiu Im.&Ex.Co.,Ltd
•  +86-571-85383975
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• Tianjin Bangtai Chemicals Co.,Ltd
•  0086-22-60500382
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• zhejiang qianjiang bioch.com
•  +86-573-87048616
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• ZHUCHENG DONGXIAO BIOTECHNOLOGY CO.,LTD
•  +86-532-85879208/13780680490
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• YiZheng HaiFan Chemicals Company
•  +86-514-83468749
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• ZHENGZHOU UNITED ASIA TRADING CO.,LTD
•  0086-371-65925280
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• YanCheng DongYang Biology Production Co.,Ltd.
•  +86-515-87903435
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• Zhejiang Taizhou Huangyan Goss Pharm.Chem Co.,Ltd.
•  +86-015909485050
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