How to deal with foreigners' belongings seized by property?

Complain to the superior management unit of the property company. It is illegal for the property to detain the articles of foreign personnel, and the owner can complain to the superior management unit of the property company. According to the Regulations on Property Management promulgated by the State Council, the owner can complain to the real estate administrative department of the local people's government at or above the county level where the property is located.