Can I stay in a hotel with my ID photo all year round in Dalian?

You can't stay in a hotel in this case.

According to the information of China Travel Service. Com, ID photo is not a valid ID card. According to Article 6 of the Measures for the Administration of Public Security in Hotel Industry, hotels must register for receiving passengers' accommodation. At the time of registration, the passenger's identity documents shall be checked and truthfully registered in accordance with the prescribed items. To receive accommodation from overseas tourists, an accommodation registration form shall also be submitted to the local public security organ within 24 hours.

Staying in a hotel, lost, expired or forgotten ID card. In this case, if you want to stay in the hotel, you need to go to the police station in the area where the hotel is located to open an identity certificate.