What bus should I take and get off from Greentree Inn at Guangqumenwai Street 1 Chongwen District to Shuangjing in Chaoyang District?

Walking is faster than taking a bus. Turn your back to the Greentree Inn and walk left for eight minutes. Are you going to Century Lianhua or outside the Third Ring Road? Even if you go to Kowloon Garden outside the Third Ring Road, you can walk faster. The traffic lights at Shuangjing intersection are too slow. Oh, you have to be clear. Then take bus No.57 opposite Greentree Inn and get off at Shuang Yuan. After you get off the bus, you have to ask someone. It's not easy to find It is hidden behind an old building. Generally speaking, it is behind two new high-rise buildings.