The Second Humen Bridge in Greater Bay Area, Guangdong Province, begins trial lighting operations on March 21, 2019. The 5G UAV technology has been applied to ensure the safety of the project, a first in China. The Second Humen Bridge is expected to open in early April. [Photo: IC]"

The Second Humen Bridge in Greater Bay Area, Guangdong Province, begins trial lighting operations on March 21, 2019. The 5G UAV technology has been applied to ensure the safety of the project, a first in China. The Second Humen Bridge is expected to open in early April. [Photo: IC]"

The Second Humen Bridge in Greater Bay Area, Guangdong Province, begins trial lighting operations on March 21, 2019. The 5G UAV technology has been applied to ensure the safety of the project, a first in China. The Second Humen Bridge is expected to open in early April. [Photo: IC]"

The Second Humen Bridge in Greater Bay Area, Guangdong Province, begins trial lighting operations on March 21, 2019. The 5G UAV technology has been applied to ensure the safety of the project, a first in China. The Second Humen Bridge is expected to open in early April. [Photo: IC]"