Shanghai HuanChuan Industry Co.,Ltd.
Telephone021-61478794
Websitehttp://www.hcshhai.com
Guanmat Optoelectronic Materials (Jiangxi) Inc.
Telephone0799-3607521 17379923216
Websitehttp://www.guanmat.com
Zhejiang Hongwu Technology Co., Ltd.
Telephone18255593606; 18255593606
Websitehttp://www.hwoled.com/
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126
Websitehttp://www.aobchem.com.cn/
Zhengzhou Lingzhiyue Technology Co., Ltd
Telephone+86-0371-55074660 +86-13783527580
Websitehttp://lingzhiyuechem.net/IndexEN.htm