Which airport bus should I take from Guangzhou Baiyun Airport to Guangzhou Hequn Hotel?

You can't go directly to Guangzhou Hequn Hotel from Baiyun Airport. The route is as follows:

From Guangzhou Baiyun International Airport (new airport), walk about 5 10 meters to the B bus area of Airport Express, take Airport Express Line 3 (monthly ticket is not supported) (take 1 station), get off at the Poly Hotel Station of Airport Express, walk to another road (Changgang Middle Road) to Xinhe Square (Changgang Middle Road) station, and then transfer to 8/kloc.

From Guangzhou Baiyun International Airport (new airport), walk about 5 10 meters to Airport Express Line B, take Airport Express Line 5 (monthly ticket is not supported) (take 4 stops), get off at Airport Express Global Hotel Station, go to Triangle City Station on another road (Donghua West Road), and then take Bus No.3 (take 3 stops) and Bus No.2/kloc-0.

Hequn Hotel to Pazhou Exhibition Hall in Guangzhou:

Walk about 30 meters from Hequn Hotel to Hequn Road Station, take bus No.8 1 3 (take 5 stops) and get off at Tianhe 2 Station, and then walk to another Tianhe Station1transfer to bus No.371/and get off at Pazhou Station.

Walk about 170 meters from Hequn Hotel to Xinhepu Station, take No.8 1 3 (take 3 stops), get off at Guangyi Second Hospital Station1,walk to Xiaogang Station A, and transfer to Metro Line 2 (take 7 stops) to Pazhou Station.