The Changxing Island in Dalian is located in the middle west of Liaodong Peninsula, surrounded by the Bohai Sea and connected to the land by two bridges. An area of 252.5 square kilometers made Changxing Island the largest in the north of the Yangtze River. Dalian Changxing Island Petrochemical Industrial Base ranks second in China’s “2022 most Potential Chemical Industry Park”. At the Hengli (Changxing Island, Dalian) Industrial Park wharf, people brave the cold and fight hard, presenting a scene of bustling activity.