Detention centers can shave, need to shave can be provided by the prison house correctional officers electric razor, and then handed back on it.
According to the "Chinese people's **** and the implementation of regulations of the state guardhouse"
Article 29 The guardhouse for the daily life of prisoners to establish a management system.
Article 30 A detention center shall have facilities and equipments for bathing inmates. According to seasonal changes and actual needs, the detention center shall stipulate the number and time of bathing, haircutting, washing and drying of bedclothes of the inmates.
Frequently maintaining cleanliness and hygiene both inside and outside the prison room, and paying attention to the beautification of the environment. The cells are cleaned every day and regularly disinfected, and the prisoners must be protected from the heat in summer and from the cold in winter.
Expanded Information
"Regulations of the People's Republic of China on Detention Centers"
Article 22 The prison room shall be ventilated, lighted, and able to be protected against moisture, heat, and cold. Detention centers shall conduct frequent inspections and timely repairs of prison cells to prevent fires and other natural disasters. The living area of a detained person shall not affect his or her daily life.
Article 26 A detention center shall be equipped with necessary medical equipment and commonly used medicines. If a prisoner is ill, he shall be given prompt treatment; if he needs to go to a hospital for treatment, the local hospital shall be responsible for the treatment; if his condition is serious, he may be released on bail pending trial according to law.
Baidu Encyclopedia - The Chinese People's Republic of China Regulations on Detention Centers Implementation Measures