Zhengzhou GranLen pharmaceutical Technology Co., Ltd.
Telephone0371-85513397
Websitehttp://www.granlen.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Zhengzhou Granlen Sciences, ltd.
Telephone0371-85513397 +86-18610099868;
Websitehttp://www.granlen.com
NewCan Biotech Limited
Telephone+86-0571-86912261 +8613735419629
Websitehttps://www.newcanbio.com/
Shanghai meikai technology co., ltd
Telephone021-18721550-091 18721550091
Websitehttp://www.masonchemtech.com