From Guigang to Guangdong Technical Vocational College, you can take the bullet train from Guigang Station to Guangdong Technical Vocational College. According to the relevant public information, take the D366 1 train from Guigang Station, get off at Guangzhou Station, get off at Keyun Road Station Exit A, walk for 420 meters, get on the University Town Special Line 1 (or University Town Special Line 2) from Pazhou Bridge North Station, and get off at Institute of Geochemistry, Chinese Academy of Sciences after 4 stops, walk for 330 meters. The whole journey is 462.5 kilometers, which takes 2 hours and 50 minutes.