Which bus should I take from Shenzhen Shangliao Market to Longgang?

Go this way. See the figure below for the specific route.

Shenzhen 668 Road

(Urban route) Fuyong Station-Kengzi Station 05: 30-2 1: 00, the cold bus will get on in 2 yuan, and the fare will be charged in stages, and the whole journey will be 10 yuan.

Itinerary: Fuyong Main Station-Fuyong Bus Station-Baishixia-Fuyong Garden-Tonghe Industrial Zone-Fenghuang Tianqiao-Fenghuang Interchange-Fenghuang Gas Station-Fuyuan Intersection-Fenghuang Passenger Station-Shajing South Ring Road Intersection-Shajing Electronic City-Shangliao Market-Shangliao Village-Shajing Central Bus Station-Xinqiao Police Station-Xinqiao Third Industrial Zone-Tantou Intersection-Songyu Interchange-Songgang over the rainbow Shopping Mall-. Village-Niudipu-Jinlong Square-Longhua Crossing Rainbow Shopping Mall-City Pearl-Longhua Bus Station-clear lake Market-Zhucun-Guanlan No.4 Industrial Zone-Guanlan No.2 Primary School-Guanlan People's Hospital-Guanlan Central Primary School-Jisheng Hotel-Gangtou-Guanlan Bus Station-Song Yuan Market-Fulou Village-Decoration Square-Xintian Neighborhood Committee-Fuchengao-Fuchengao Primary School-Pinghu Bus Station Tu Passenger Station-Shuanglong Subway Station-Longdong Community-New Pit Market-Le Tong Industrial Zone-Le Tong Community-Le Tong Old Toll Station-Baolong Road-Gaszt-Baoshan Police Station-Pingshan CMB Station-Kengzi Terminal (108 Station)