Aerial photo taken on March 11, 2021 shows the manufacturing area of the Tianjin Xingang Shipbuilding Heavy Industry Co., Ltd. at the Tianjin Port of north China's Tianjin Municipality. In recent years, Tianjin Port Free Trade Zone has made great efforts to develop the marine equipment manufacturing industry. In the port area, there are a number of leading enterprises such as Tianjin Xingang Shipbuilding Heavy Industry Co., Ltd. and Offshore Oil Engineering Co., Ltd. (Xinhua/Zhao Zishuo)
