i am student in china , i want to bring my wife with me, ( i am living in Shandong , Yantai)

She should apply for an S1 type at the embassy in Pakistan. First prepare all the required documents, such as her valid passport, a photocopy of the passport, a filled application form affixed with her recent bareheaded color photo, an invitation letter from your school, an invitation letter from you, the photocopy of your passport and residence card, the original and photocopy of your marriage certificate attested by the Pakistani Foreign Affairs Ministry, and her medical report authenticated by the Pakistani Foreign Affairs Ministry. Then take the documents to the embassy and apply for the S1 type.