From beijing railway station to "no.2, Chaoyangmeng nandajie, Chaoyang district" this address.

Take metro line 2 from Main Railway Station to Chaoyangmen Station, Exit A. Cross the road, and you can see it.

For accommodation, you can consider Hanting Hotel at No. 206, Jixiangli, Chaoyang District. It costs CNY 100-420 per night. You can book a room by dialing at 86-010-65535151. Walk east for about 700 yards from Exit A of Chaoyangmen Station, and you can see the hotel. :)