No charge. According to the information of Dianping.com, Longwan Seaside Scenic Area is free and open all day. The address is located in Longwan New District, Longgang District, Huludao City, Liaoning Province. Huludao Longwan Waterfront Scenic Area is located in Huludao City, Liaoning Province, the "first city outside the customs" on the Bohai Bay, across Xingcheng City and Longgang District, with a total coastline of more than 3,000 meters.