Urgent! Who can design a train route for me from Nanning, Guangxi to Harbin or Mudanjiang, Heilongjiang? Thank you very much

Scheme 1 Nanning->; Shangqiu South-> Harbin (the cheapest travel)

The travel time fare of the departure train from Nanning to Shangqiu South is this interval.

1338/ 1335 (Nanning-Qingdao) 23: 50 14:151day14 hours 25 minutes 16 yuan.

The transit train left Shangqiu South and arrived in Harbin. Travel time and distance. Fares for this period.

1 122/ 123 (Nanchang-Harbin) 03:45 08:06 1 day 4 hours 2 1 minute 1946 km 107 yuan.

Select 2 Nanning->; Hengyang->; Harbin (the shortest travel time)

Travel time of departure train from Nanning to Hengyang, travel distance, fare of this interval.

K538 (Nanning-Shanghai)11:14 23: 3012 hours 16 minutes 803km 106 yuan.

The transit train from Hengyang to Harbin has a travel time and travel distance, and the fare is in this interval.

T236/T237 (Guangzhou East-Harbin) 23:50 07:40 1 day 7 hours and 50 minutes 3118km316 yuan.

Select 3 Nanning->; Hengyang->; Harbin (the shortest travel distance)

Travel time of departure train from Nanning to Hengyang, travel distance, fare of this interval.

T 190 (Nanning-Beijing West) 10:50 20:37 9 hours, 47 minutes, 793 kilometers 106 yuan.

The transit train from Hengyang to Harbin has a travel time and travel distance, and the fare is in this interval.

T236/T237 (Guangzhou East-Harbin) 23:50 07:40 1 day 7 hours and 50 minutes 3118km316 yuan.