spouse visa

You should submit:
(I) Original passport with validity more than six months and minimum 2 blank visa pages;
(II) Photocopy of the first 2 pages (personal information) of the passport and the recent Chinese visa page if there is any;
(II) One fully completed visa application form in Chinese or English, attached with one of the applicant's recent color photograph (30mm X 40mm)
(III) marriage certificate (original and photocopy)
(IV) Invitation letter from your wife
(V) ID card copy or passport copy of your wife
(VI) Copy of Chinese visa page of your wife's passport

The toursit visa for family visa is generally single entry visa, permits 30 days duration of stay, if you want to stay in China for more than 30 days, you can write your planned duration of stay on the visa application form.