Legal basis: According to Article 5 of the Administrative Measures for the Examination and Approval of Foreigners' Permanent Residence in China, the authorities that accept foreigners' applications for permanent residence in China are the public security organs of the municipal people's government with districts, the municipal public security bureau and the county bureau; The organs that examine foreigners' applications for permanent residence in China are the public security departments and bureaus of all provinces, autonomous regions and municipalities directly under the Central Government; The authority that examines and approves foreigners' applications for permanent residence in China is the Ministry of Public Security. According to Article 6 of the Administrative Measures for the Examination and Approval of Permanent Residence of Foreigners in China, foreigners applying for permanent residence in China should abide by the laws of China, be in good health and have no criminal record, and meet one of the following conditions: (1) direct investment in China, stable investment for three consecutive years, and good tax record; (2) Having served as deputy general manager or deputy factory director or above in China, or having served as an associate professor or associate researcher or above and enjoying the same treatment, having served continuously for four years, having resided in China for not less than three years in four years, and having a good tax record; (3) Having made significant and outstanding contributions to the special needs of China and the country; (4) Spouses of persons referred to in items 1, 2 and 3 of this paragraph and their unmarried children under 18; (5) The spouse of a China citizen or a foreigner who has obtained the permanent residence qualification in China, whose marriage relationship has lasted for five years, has lived in China for five years continuously, has lived in China for not less than nine months every year, and has a stable living guarantee and residence; (6) Unmarried children under the age of 18 who take refuge in their parents; (seven) no immediate family members abroad, take refuge in the immediate family members in China, and have reached the age of 60, and have lived in China for five consecutive years, and have lived in China for not less than nine months every year, and have a stable living guarantee and residence. The term "fixed number of years" as mentioned in this article refers to the continuous term before the date of application.