I'm citizen of Uzbekistan.My husband is citizen of China We have been married almost 2 yeras And We hava a son but my son is Citizen of Uzbekistan .We have Chinese marriage certificate but we rent an apartment because my husband hasn't his own house we are going to buy a house in the future I need to know that if I want to prolong my visa( because my visa expires very soon ) even my husband doesn't have his own house prove letter is it possible to prolong my visa? if not what else documents I should have to prepare and what kind of visa type can I get if I'm married citizen of China ??