Dear users in Wo Wo, hello: First of all, please check whether the product you purchased supports the refund of non-consumption. If yes, please log in to Wo Wo account within 20 days after the deadline and make a self-help refund in my order. I'm very sorry if the product you purchased does not support the refund of unused consumption. I suggest you use it as soon as possible within the validity period. Thank you for your understanding and support. Our refund time is 4-6 working days ~ At present, the refund can only be returned by the same route ~ If you have any questions, please feel free to call our 24-hour customer service number: 400- 105-5555 for consultation, and Wo Wo Mall will serve you wholeheartedly ~ I wish you a happy life ~