The Mounties are trying to locate a Burnaby couple and their four-year-old boy after family members say they did not return home as expected.

Ming Dong Xu, Yu Ling Zhang, and son Garrick were last seen around 3 p.m. on Sunday (May 7).

They were in a 2006 Honda Accord.

Xu, 38, is 5'8" and 176 pounds with short black hair and brown eyes. He was wearing a grey jacket, blue jeans, and running shoes. 

His wife, 36, and son also have black hair and brown eyes, according to an RCMP news release.

Anyone with information is asked to call Burnaby RCMP.