A power transmission tower attached to the 380-meter-tall electricity pylon holding the 2,656-meter-long cables between Zhoushan's Jintang and Cezi islands in Zhejiang Province. [Photo: Xinhua]

A power transmission tower attached to the 380-meter-tall electricity pylon holding the 2,656-meter-long cables between Zhoushan's Jintang and Cezi islands in Zhejiang Province. [Photo: Xinhua]

A helicopter crossing the sea as part of work to connect the cables for the world's tallest power pylon. The construction of the giant pylon was completed in August. It is four times the height of London's Big Ben, breaking the world record for the tallest power pylon. [Xinhua]

A helicopter crossing the sea as part of work to connect the cables for the world's tallest power pylon. The construction of the giant pylon was completed in August. It is four times the height of London's Big Ben, breaking the world record for the tallest power pylon. [Xinhua]

A helicopter crossing the sea as part of work to connect the cables for the world's tallest power pylon. The construction of the giant pylon was completed in August. It is four times the height of London's Big Ben, breaking the world record for the tallest power pylon. [Photo: Xinhua]