1. Medical City, No.7 Guan Sheng Street, Guanlin, Luolong District, Luoyang City, Henan Province/Building kloc-0/9 106, providing oxygen bottle sales service.
2. The Jiean Medical Device Business Department in Luolong District of Luoyang City was established on September 3, 20021,and its legal representative is Liu Yanyan.