Is the seaside in Shenzhen open now? The seaside in Shenzhen is basically open again, but at present, you can only play on the beach and not swim in the sea (mainly to prevent illegal immigrants). Known as a coastal city, Shenzhen has numerous beautiful beaches, most of which are located in Dapeng, Shenzhen, such as Dongyong Beach, Xiyong Beach, Jiaochangwei Beach, Yangmeikeng Valley Valley, South Australia's First Beach, Jinshawan and Shayuyong. In addition, Yantian District of Shenzhen has seaside attractions, such as Dameisha, the most famous place in Shenzhen, which is located in Yantian District.