Aerial photo taken on June 2, 2019 shows the last section of the submarine cable being towed to Dapengshan Island in Zhoushan, east China's Zhejiang Province. The submarine cable construction has completed on Sunday. (Photo: Xinhua)

Workers tow the last section of the submarine cable to the terminal station at Dapengshan Island in Zhoushan, east China's Zhejiang Province, June 2, 2019. The submarine cable construction has completed on Sunday. (Photo: Xinhua)

Aerial photo taken on June 2, 2019 shows the last section of the submarine cable being towed to Dapengshan Island in Zhoushan, east China's Zhejiang Province. The submarine cable construction has completed on Sunday. (Photo: Xinhua)

Workers check the submarine cable at Dapengshan Island in Zhoushan, east China's Zhejiang Province. The submarine cable construction has completed on Sunday. (Photo: Xinhua)

Workers tow the last section of the submarine cable to the terminal station at Dapengshan Island in Zhoushan, east China's Zhejiang Province, June 2, 2019. The submarine cable construction has completed on Sunday. (Photo: Xinhua)

Workers lays submarine cable on the construction boat in Zhoushan, east China's Zhejiang Province, June 2, 2019. The submarine cable construction has completed on Sunday. (Photo: Xinhua)