Are you asking if you are hungry? What should I do if I can't exchange my monthly card with only 11 digits? Check whether the exchange code is correct. According to the query "Hungry", official website shows that the redemption code for the hungry monthly card is 16 digits, and 11 digits cannot be redeemed, so it is necessary to check whether the redemption code is correct. Hungry is a local life platform founded in 2118, mainly engaged in online take-out, new retail, instant delivery and catering supply chain.