How to check the validity period of Lao Dingfeng shopping card?

Select customer service and send a question.

Binding Card Software My Personal Center in the lower right corner, select the binding card. Enter information, enter the card number and other information to bind the account. Select the customer service center page, and click Select Online Customer Service Classification. Send the question customer service chat page, and send the query validity question.

Shopping card: This card is a multifunctional consumption card integrating catering, shopping and entertainment, and it is a voucher. (Now it is usually given to customers or used for employee benefits). The face value of this card is 100 yuan, 200 yuan, 300 yuan, 500 yuan and 1000 yuan. Generally, some large shopping malls and supermarkets have their own shopping cards.