How can children in Haichang Park enter the park without ID cards?

Hello, dear, children who have not applied for ID cards can enter the park with their household registration book and ID number. Around the characteristics of marine culture, Shanghai Haichang Ocean Park is divided into five theme areas: Mermaid Bay, Polar Town, Ice Kingdom, Ocean Wonderland, Ocean Tribe, and Ocean Theme Resort Hotel with its own characteristics. Six animal exhibition venues-Antarctic Penguin Pavilion, Marine Animal Exploration Pavilion, Iceberg Arctic Pavilion, Underwater World Pavilion, Volcano Shark Pavilion and Coral Jellyfish Pavilion.