Normally, the military discounts programs on some occasions of the year. In order to know whether it is offered or not is depended on Derng's policy sales, you can visit the store now for your reference.

In case you enter a discount code during checkout that doesn't exist or isn't currently active, then you can see the message: “Unable to find a valid discount matching the code entered”.

Normally, Derng will make it easy to use online coupons with scannable barcodes, such as 57% off your entire purchase, in-store. ... You can check your Derng digital coupons to use In-Store.

There is no certain number for the frequency of releasing coupons from Derng. But, most of the time, there will be at least one available. Special Discount Days such as Black Friday, Cyber Monday, Back to School Sale... come with many coupons.

All deals from Promotion Programs of Derng are collected here. For each certain occasion, its coupons will be on the top of the coupon list, and surely they always come with an expiry date.

At the time of updating, Derng has not applied Student Discount all year round yet. Check the official store and reach out to the customer support team to be clear.