Address: 48^th Floor, Building C2, Wanda Plaza, No. 589, Zhongshan Road, Changsha City, Hunan Province

Address: 4^th Zone, Huangma Industrial Park, Qinbei District, Qinzhou City, Guangxi

Address: Unit B, 22^nd Floor, Ford Glory Plaza, No. 37-39, Winghong Street, Cheung Sha Wan, Kowloon, Hong Kong

Add.:8139 Old Trov Pike #1056,Huber Heights, Ohio 45424

Address: Room 501, Block A5, Research Institute of Mining and Metallurgy, No. 966, South Lushan Road, Changsha City, Hunan Province

Address: Room 1402, China Railway South Headquarters Building, No. 3333, Zhongxin Road (Shenzhen Wan Section), Nanshan District, Shenzhen City