Haicang Dada Free City is legal, and Haicang Dada Free City Community is approved by the Municipal Urban Construction Bureau, Land and Resources Bureau and Planning Department, and the five certificates are complete, so Haicang Dada Free City is legal. Haicang Dada Free City Community has a superior geographical location, complete facilities such as hospitals and banks in Shang Chao, and basically complete peripheral facilities, which are suitable for long-term residence.