How can I immigrate to North Korea?

North Korea visa passport: original passport and copy of passport. The applicant's passport must be valid for at least 90 days after the visa period: 2 bareheaded 2-inch photos in the last 6 months, foreign invitation materials: original foreign invitation materials 1 copy 1 copy, and an invitation letter from a North Korean company, including name, gender, passport number, position, date of stay in North Korea, purpose of going to that country, etc. (Clear fax is enough, A4 paper is required) Chinese and English dispatch letter: original Chinese and English dispatch letter 1 copy, with China company employment certificate (English letter with company signature paper), name, gender, passport number, position, purpose of going to North Korea and company official seal. (It is best to provide) China company qualification certificate: copy of China company's business license, copy of personal information, copy of ID card, and clear application form: an entry visa to North Korea that truthfully fills in the Asian visa form is generally valid for 6 months, counting from the date of issuance and counting from the date of entry into North Korea. However, according to the relevant provisions of the DPRK visa, it is necessary to enter and leave the country within the validity period of the visa, that is, the time spent in the DPRK is included in the validity period of the visa and must not exceed the validity period of the visa. Foreigners who have lived for a long time (more than 6 months) shall go through the relevant formalities and apply for a foreigner's residence permit within 7 days from the date of residence registration.