Hello, where is the exact location to get the direct coach from Kowloon to Shenzhen Airport?

You can take the airport express at the first floor of Yuanfang Mall. It is located at No. 1 of West Austin Road, near the Exit D1 of Kowloon Subway Station. This express operates during 07:50 to 19:50 with the interval of 1 hour. The ticket fare is HK$130 per person.