居留证件

• Article 31 when an alien lodges at a foreign institution in china or at the home of an alien in china , the institution in question or the host or the lodger shall , within 24 hours of the lodger ' s arrival , report to the local public security organ with the lodger ' s passport or residence certificate and fill in registration forms of temporary accommodation
  第三十一条外国人在中国的外国机构或者在中国的外国人家中住宿，须于住宿人抵达24小时内，由留宿机构、留宿人或者本人持住宿人的居留证件，向当地公安机关申报，并填写临时住宿登记表。