Properties in  Bao'an ChinaBao’an is Shenzhen’s largest district,approximately 733 square kilometres in size and a population of 5 million. Though it lies outside the city’s Special Economic Zone, an international airport and numerous industries are based in Bao’an. It is Shenzhen’s centre of industry; millions of migrant workers have jobs here. Unfortunately, Bao’an has a poor record of security, though the police and the local government are working to lower the area’s high crime rate. There are also projects for the development of certain areas as well.