Teaching point of space bridge: Block A, Century Economic and Trade Building, No.72 West Third Ring Road North 100 1.

Shuang 'an Teaching Point: 807, Nanhengrun International Center, 500 meters east of Sitong Bridge in North Third Ring Road.

Wangfujing Teaching Point: 5 1 1G Century Building at the intersection of dengshikou Street and Wangfujing Street.

Tuanjiehu Teaching Point: No.908, New Times Securities Building, southwest corner of Changhong Bridge, East Third Ring Road.

Fuchengmen Teaching Point: Building B, Fuchengmen Wantong New World, West Second Ring Road (opposite to Hualian Department Store) 1709.