If you are near Daguan Sub-district Office in Kunming, you can go to Daguanying District Police Station of Exit-Entry Management Brigade of Xishan Branch of Kunming Public Security Bureau to apply for border defense certificate. The address of the police station is No.236 Daguan Road, Xishan District, Kunming. To apply for the border card, you need to prepare the original and photocopy of your ID card, household registration book, residence permit, company certificate and other materials, apply to the police station, fill in the application form, and the police station will review it. After the approval, a certificate will be issued and handled by the local public security organ.