
Aerial photo taken on Oct. 24, 2018 shows the toll gate of the Hong Kong-Zhuhai-Macao Bridge in Zhuhai, south China's Guangdong Province. The bridge officially opened to traffic at 9 a.m. on Oct. 24. (Xinhua/Liang Xu)

Aerial photo taken on Oct. 24, 2018 shows the Zhuhai Port of the Hong Kong-Zhuhai-Macao Bridge in Zhuhai, south China's Guangdong Province. The bridge officially opened to traffic at 9 a.m. on Oct. 24. (Xinhua/Liang Xu)

Aerial photo taken on Oct. 24, 2018 shows the Zhuhai Port of the Hong Kong-Zhuhai-Macao Bridge in Zhuhai, south China's Guangdong Province. The Hong Kong-Zhuhai-Macao bridge, the world's longest cross-sea bridge, opened to public traffic at 9 a.m. Wednesday. (Xinhua/Liang Xu)

A private car goes through the Macao port of the Hong Kong-Zhuhai-Macao Bridge, Oct. 24, 2018. The Hong Kong-Zhuhai-Macao bridge, the world's longest cross-sea bridge, opened to public traffic at 9 a.m. Wednesday. (Xinhua/Cheong Kam Ka)

A shuttle bus goes through the Macao port of the Hong Kong-Zhuhai-Macao Bridge, Oct. 24, 2018. The Hong Kong-Zhuhai-Macao bridge, the world's longest cross-sea bridge, opened to public traffic at 9 a.m. Wednesday. (Xinhua/Cheong Kam Ka)

A truck arrives at the customs inspection of Zhuhai Port of the Hong Kong-Zhuhai-Macao Bridge in Zhuhai, south China's Guangdong Province, Oct. 24, 2018. The Hong Kong-Zhuhai-Macao bridge, the world's longest cross-sea bridge, opened to public traffic at 9 a.m. Wednesday. (Xinhua/Zhang Jiayang)

A truck arrives at the customs inspection of Zhuhai Port of the Hong Kong-Zhuhai-Macao Bridge in Zhuhai, south China's Guangdong Province, Oct. 24, 2018. The Hong Kong-Zhuhai-Macao bridge, the world's longest cross-sea bridge, opened to public traffic at 9 a.m. Wednesday. (Xinhua/Zhang Jiayang)

Cars run on the Hong Kong-Zhuhai-Macao Bridge, Oct. 24, 2018. The Hong Kong-Zhuhai-Macao bridge, the world's longest cross-sea bridge, opened to public traffic at 9 a.m. Wednesday. (Xinhua/Wang Shen)

Shuttle buses arrive at the Zhuhai port of the Hong Kong-Zhuhai-Macao Bridge, in Zhuhai, south China's Guangdong Province, Oct. 24, 2018. The Hong Kong-Zhuhai-Macao bridge, the world's longest cross-sea bridge, opened to public traffic at 9 a.m. Wednesday. (Xinhua/Wang Shen)

Cars run on the Hong Kong-Zhuhai-Macao Bridge, Oct. 24, 2018. The Hong Kong-Zhuhai-Macao bridge, the world's longest cross-sea bridge, opened to public traffic at 9 a.m. Wednesday. (Xinhua/Liang Xu)

Cars run on the Hong Kong-Zhuhai-Macao Bridge, Oct. 24, 2018. The Hong Kong-Zhuhai-Macao bridge, the world's longest cross-sea bridge, opened to public traffic at 9 a.m. Wednesday. (Xinhua/Wang Shen)

A shuttle bus arrives at the Macao port of the Hong Kong-Zhuhai-Macao Bridge in Macao, south China,Oct. 24, 2018. The Hong Kong-Zhuhai-Macao bridge, the world's longest cross-sea bridge, opened to public traffic at 9 a.m. Wednesday. (Xinhua/Cheong Kam Ka)