Adran Werthu : Nanchang Montary Industrial Co., Ltd, Ystafell 1802, Llawr 18fed, Adeilad Changqing Guomao, Rhif 8, Ffordd Hongcheng, Nanchang, Jiangxi China

Ffatri :  Yunfu Montary Stone Co., Ltd, canolfan gerrig Xiadong, tref antang, dinas Yunfu, Guangdong, China