Bus 330 schedule at Shenzhen Bao'an Airport

According to official website of the airport, there are three different lines of bus 330.
Bus 330 main line heading for west square of the Main Railway Station operates during 06:30 to the last flight arrival. The ticket fare is CNY20/person.
Bus 330 line B heading for Longgang City Terminal works from 07:00 to 02:00, which costs CNY30/person.
Bus 330 line C (Night Line) usually departs at 23:00, 23:30, 00:00, 00:30, 01:00 and 02:00. It will arrive at the North Railway Station.

Tnx for reply:)
Those day I catch the bus at 6:00 in Hualian Mansion. And it takes 30 min to get to the airport. Such a nice surprise! And the schedule in here travelchinaguide.com is correct. 4:30 is the first bus from Hualian Mansion!