Zhengzhou Gecko Scientific Inc.
Telephone0371-63336364 17344886665
Websitehttp://www.zzgecko.cn
Henan qinpeng technology co., ltd
Telephone微信：18839185240; 15737400781
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList611244/0_EN.htm
Shanghai Daken Advanced Materials Co.,Ltd
Telephone 18336315931
Websitehttps://www.dakenam.com
Aikon International Limited
Telephone025-58851090 19370895928
Websitehttps://www.aikonchem.com/
Shanghai Zhuangming Biopharma Co., Ltd.
Telephone+86-2158073036 17312391916
Websitehttps://www.zmsilane.com/
