What do I have to do to marry a Ukrainian wife?

First of all, you need to know whether you got married in China or Ukraine. If you get married in China, the laws of China will apply. You have to submit 1, my household registration certificate (household registration book, ID card); 2, my work unit or city street offices, rural township (town) people's government issued proof of marital status. Foreigners pay 1, and my valid passport or other identification and nationality certificate; 2. A foreigner's residence certificate issued by China's public security organ or an identity certificate issued by the foreign affairs department, or a temporary entry and residence certificate for China; 3. A certificate of marital status issued by a notary office in China certified by the Ministry of Foreign Affairs (or an organ authorized by the Ministry of Foreign Affairs) and the Chinese embassy or consulate in that country; Or a certificate of marital status issued by embassies and consulates in China;