Floor A 18, Huo Feng Science and Technology Building, No.88 Yunlong Mountain Road, jianye district, Nanjing, 210017;
4th Floor, Building 0 1 of Accelerator for Science and Technology Enterprises, No.8/KLOC-0 East Street, Jialing River, jianye district, Nanjing, 2 10 17.
Beijing langrui software technology co., ltd
Room 30, Building 6 (Business Building), Zhongguancun South Street 1 1, Haidian District, Beijing, with postal code 1008 1.