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. - K& b6 c. r( v( \/ O0 C% W o' F) f3 B/ h5 `& l) I1 K# ^
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.