1. Walk about 320 meters from Beijing Railway Station and arrive at Beijing Railway Station West Station.
2. Take the bus. 103, through the station number. 1, arrive at Xikou Station of Beijing Railway Station (you can also take bus No. 104，busNo。 2 1 1 and busNo. 127).
3. Walk about 820 meters and arrive at Zhengjitang Pharmacy.
Bus route: No.20, the whole journey is about 5.9 kilometers.
1. Walk about 440 meters from Beijing Railway Station and arrive at Beijing Railway Station East Station.
2. Take bus No.20, pass 7 stops and arrive at zhushikou South Railway Station (you can also take bus No.729 or No.59).
3. Walk about 7 10 meters and arrive at Zhengjitang Pharmacy.