From Airport 

Shenzhen Bao’an International Airport → Shenzhen Convention & Exhibition Center

Metro: Airport East Station (Line 11 towards Futian) → Chegongmiao Station (transfer to Line 1 towards Luohu) → Convention & Exhibition Center Station (Line 1 & 4, Exit D, approx. 1 hr 10 mins, 7 RMB).
Bus: From Airport New Terminal Bus Station, take E16 to Fu Yong Coach Station, transfer to E13 to Convention & Exhibition Center South Bus Stop.
Airport Shuttle: From Baoan Airport New Terminal Hub (Airport Line Terminal), take Airport Line 1 to Investment Building Station, then walk to the Convention Center.
Taxi: Approx. 45 mins, fare approx. 88 RMB, 35 km.

Useful Links (Shenzhen Bao’an International Airport):

Metro:
https://www.szairport.com/szairporten/ditie/zlm_tt.shtml
Bus:
https://www.szairport.com/szairporten/bashi/zlm_tt.shtml
Airport Bus:
https://www.szairport.com/szairporten/jcdb/zlm_tt.shtml
Taxi & Online Car-hailing:
https://www.szairport.com/szairporten/czc/zlm_tt.shtml

SkyPier Terminal serves 2 ports in Shenzhen:

Fuyong and Shekou.

Coach Services are available at the Mainland/Macao Transport and Travel Services Centre of Terminal 2 for travel to Shenzhen:

• To Lok Ma Chau (Huanggang) Port (05:30 – 02:15)
• Shenzhen Bay Port (06:00 – 22:30)

SkyLimo provides door to door services between HKIA and Chinese Mainland.

Useful Link:

Hong Kong International Airport Chinese Mainland Connection:
https://www.hongkongairport.com/en/transport/mainland-connection/