Does the airport express shuttle bus go from HK airport to the Renaissance Hotel

Do you refer to Renaissance Kowloon Hotel ? If so, there is free shuttle bus in service. Take Airport Express to Kowloon Station and then transfer to shuttle bus no. K2 to get there directly.

Airport Express costs 90HKD per person in normal circumstance, but as you are traveling together, there is a two-person package, it costs 140HKD for you two from HKIA to Kowloon.