Beijing Yusheng Chemical Co., Ltd.
Telephone 17777863707
Websitehttp://www.yushenghuaxue.cn/
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone0431-0431-80514535 19917294565
Websitehttp://www.chemextension.com
Henan's chemical products co., LTD
Telephone0371-60919097 15378766539
Websitehttp://www.psaichem.cn/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Henan Lien Chemical Products Co., Ltd.
Telephone03716091-9097 13383857418
Websitehttp://www.psaichem.com/
Zhengzhou Alfa Chemical Co.,Ltd
Telephone +8618530059196
Websitehttps://www.chemicalbook.com/manufacturer/zhengzhou-alfa-chemical-276/
Shanghai TenSus Biotechnology Co., Ltd.
Telephone021-50895067 18616507272
Websitehttp://www.tqbiotech.com.cn/
Zhengzhou Alpha Chemical Co. LTD
Telephone0371-0371-53732842 13383863444
Websitehttps://www.chemicalbook.com/supplier/23629674/
Henan Lavoisier Chemical Products Co. Ltd
Telephone0371-63682289 18625781376
Websitehttp://www.lavoisi.cn/
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Henan Dowon Chemical Technology Co., Ltd.
Telephone 16696119288
Websitehttp://www.dowon.com.cn
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd.
Telephone025-66061636 18013972705
Websitehttps://www.aikonchem.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/