How long does it take from Bei Chen station to Kunming South Station?

Take the metro line 2 at Beichen station and then get off at South Huancheng Road station. Then transfer to take the metro line 1 at the same station and get off at Chunrong Street station where you need to transfer to the branch line of metro line 1 and get off at the South Railway Station. The whole ride needs about 1.5 hours and CNY6.