How to take a bus from Tongzhou to University of Science and Technology Beijing Yanqing Branch?

Tongzhou takes the subway Batong Line to Sihuidong;

Change the subway 1 line to Jianguomen;

Change Metro Line 2 to Jishuitan, exit at the southeast, run east and then run north behind Deshengmen Tower;

Take the 9 19 through train to Yanqing Dongguan, and then take the China 920 branch line for several stops. The branch school is located at Qingyuan Street 1 Yanqing.