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. $ w7 l8 d4 Z5 ?" i6 p9 {% L & R( J8 i7 `4 }# V. }3 ~" m7 G* }By 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.