A sign of Canada Goose is pictured at its flagship store in Sanlitun area of BeijingThe Shanghai Consumer Protection Commission demanded on Wednesday that Canadian luxury parka maker Canada Goose present a formal explanation for its "exchange policy" on the Chinese mainland on Thursday after the denial of a refund to a customer sparked widespread anger on the internet. Xinmin Evening News, which is based in Shanghai, reported on Friday that a Chinese customer surnamed Jia spent 11,400 yuan ($...