- Guilin Zhengxin
- Address:Yifeng Road, Guilin, Guangxi, China
- Xiamen Stone Consulting Co., Ltd.
- Address:Xiamen, Fujian, China
- Shijiazhuang Classical Blade Co., Ltd.
- Address:Room 468, Jixing Building, No. 151, Shengli North Street, Shijiazhuang, Hebei, China, Shijiazhuang, Hebei, China