1. administrative service center, formerly known as administrative examination and approval service center, also known as government service center. It is a comprehensive administrative service organization integrating information consultation, fee approval, management coordination and complaint supervision. Some places are referred to as "government public service center" or "government affairs center".
2. The documents sent may be publicity materials or information collection forms of various policies, and may also be important personal documents such as ID cards, driver's licenses or Hong Kong and Macao passes and passports.
The above information is for reference only. If you need more specific information, it is recommended to ask at the local government affairs center.