He/she can apply some documents from Canada consulate or embassy in China to get admission. It is called "travel documents for PR card expired". Check the immigration website. $ r6 Z0 A/ n. l' @! Z6 I; W ; ^2 k6 b: u0 E6 [; ZBy the way, how did he/she apply for the renew? In Canada or outside of Canada? Did he/she apply by themselves or from friend? Thank you.