This aerial photo taken on May 24, 2023 shows part of the Zhanjiang Bay undersea tunnel of the Guangzhou-Zhanjiang Railway in Zhanjiang City, south China's Guangdong Province. Bordering the South China Sea on the east and the Beibu Gulf on the west and facing the Hainan Island to the south across the Qiongzhou Strait, Zhanjiang City in south China's Guangdong Province has the largest area of mangrove forest across the country and is an important base of aquatic products.(Photo: Xinhua)

This aerial photo taken on May 27, 2023 shows fishery workers capturing golden pomfrets from deep sea net cages in Xilian Township of Xuwen County, Zhanjiang City, south China's Guangdong Province.(Photo: Xinhua)

This aerial photo taken on May 25, 2023 shows the view of urban areas of Zhanjiang City in south China's Guangdong Province. Bordering the South China Sea on the east and the Beibu Gulf on the west and facing the Hainan Island to the south across the Qiongzhou Strait, Zhanjiang City in south China's Guangdong Province has the largest area of mangrove forest across the country and is an important base of aquatic products.(Photo: Xinhua)

This aerial photo taken on May 25, 2023 shows a night market in Zhanjiang City, south China's Guangdong Province. Bordering the South China Sea on the east and the Beibu Gulf on the west and facing the Hainan Island to the south across the Qiongzhou Strait, Zhanjiang City in south China's Guangdong Province has the largest area of mangrove forest across the country and is an important base of aquatic products.(Photo: Xinhua)