A container ship is seen at the Pacific international container terminal at the Tianjin Port of north China's Tianjin Municipality, Jan. 11, 2021. The Tianjin Port set a new record of 18.35 million twenty-foot equivalent units (TEU) for its container throughput in 2020, or a year-on-year growth of 6.1 percent. (Xinhua/Zhao Zishuo)

A container ship is seen at the Pacific international container terminal at the Tianjin Port of north China's Tianjin Municipality, Jan. 11, 2021. The Tianjin Port set a new record of 18.35 million twenty-foot equivalent units (TEU) for its container throughput in 2020, or a year-on-year growth of 6.1 percent. (Xinhua/Zhao Zishuo)

A container ship is seen at the Pacific international container terminal at the Tianjin Port of north China's Tianjin Municipality, Jan. 11, 2021. The Tianjin Port set a new record of 18.35 million twenty-foot equivalent units (TEU) for its container throughput in 2020, or a year-on-year growth of 6.1 percent. (Xinhua/Zhao Zishuo)

A container ship is seen at the Pacific international container terminal at the Tianjin Port of north China's Tianjin Municipality, Jan. 11, 2021. The Tianjin Port set a new record of 18.35 million twenty-foot equivalent units (TEU) for its container throughput in 2020, or a year-on-year growth of 6.1 percent. (Xinhua/Zhao Zishuo)