From Beijing South Railway Station to Guijie Street, you can take the following two subway lines:

1. Take Metro Line 4 to Andingmen Station, then transfer to Metro Line 2 to Yonghegong Station, and walk from Exit D for about 10 minutes to Guijie. The whole journey takes about 45 minutes, and the fare is 5 yuan.

2. Take Metro Line 4 to Xuanwumen Station, then transfer to Metro Line 2 to Yonghegong Station, and walk from Exit D for about 10 minutes to Guijie. The whole journey takes about 40 minutes, and the fare is 5 yuan.

It is suggested that you choose the most convenient route according to the actual situation, and know the information of subway lines and transfer stations in advance, so as to better arrange your trip.