Can YOU guess her age? Glamorous mother amazes internet with her youthful looks Xu Min, 50, from China, often gets mistaken for her daughter's sister The age-defying mother likes shopping and going to the beauty salon Apparently, a good bedtime routine and calm mind help keep her youngBy Tracy You For MailonlineRead more: http://www.dailymail.co.uk/news/artic...Follow us: @MailOnline on Twitter | DailyMail on Facebook