4/F, East Annex Building, No. 74 Wangfujing Street, Dongcheng District, Beijing

88 Dengshikou Street, Dongcheng District, Beijing 100006, China

23 Jianguo Road, Chaoyang District, Beijing 100123, China

61 Dongsanhuan Middle Road, Chaoyang District, Beijing 100022, China

1 Jinchengfang East Street, Financial Street, Xicheng District, Beijing 100033, China

Building 45, Tiantong Zhongyuan 2, Changping District, Beijing, 102218, China