Do two people need ID cards to stay in a hotel room?

According to the Measures for the Administration of Public Security in Hotel Industry

Article 6 A hotel must register for receiving passengers' accommodation. At the time of registration, the passenger's identity documents shall be checked and truthfully registered according to 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.

Extended data:

People's Republic of China (PRC) Public Security Administration Punishment Law

Article 56? Hotel staff who fail to register the names, types and numbers of identity documents of the guests, or who knowingly bring dangerous goods into the hotel without stopping them, shall be fined from 200 yuan to 500 yuan.

Hotel workers who know that the overnight guest is a criminal suspect or wanted by the public security organ but do not report to the public security organ shall be fined from 200 yuan to 500 yuan; If the circumstances are serious, he shall be detained for less than 5 days and may be fined less than 500 yuan.

Baidu Encyclopedia-People's Republic of China (PRC) and Public Security Administration Punishment Law

Baidu Encyclopedia-Measures for the Administration of Public Security in Hotel Industry