You may pay more than 120yuan for the taxi fare from Shenzhen airport to the hotel.Shuttle bus is still avilable at that time. K568 and 330 are all in service. You can take airport bus to Luohu Railway Station and then take a taxi to the hotel. In fact the hotel is near to Luohu Railway Station. Shuttle bus taxi fare is 20yuan per person. If you do not have too much lugguage, I think you can try shuttle bus. For 4 of you will pay 80RMB in total, it doesn't cost too much more if travel by taxi. Before getting on a taxi, ask if it is metered or price negotiated.