Where do I need to apply for a residence permit when I buy a house in V-Guest Shangdong?

You live in a place under the jurisdiction of the police station and apply for a residence permit at the police station.

Article 9 of the Provisional Regulations on Residence Permit: To apply for a residence permit, you should submit your ID card, photo, residence address, employment, schooling and other supporting materials to the local police station or the community service agency entrusted by the public security organ.