Leading Global Full Service Distributor

Return policy

Returns are accepted within 7 days from the date of delivery. 

Please contact our support team immediately if you encounter any issues upon receiving your parcel, which includes, but is not limited to, the following reasons:

* Not receiving the parcel within the expected delivery time.

* Yes, we guarantee a refund or reshipment of your order if you have not received the parcel beyond the regular shipping days, except in cases where the customer is responsible for unsuccessful delivery, such as providing an incorrect shipping address, being unable to complete customs clearance due to the customer's reason, etc.

Note: In the event of extreme weather, post office delays, customs clearance, local protests, etc., we may be unable to guarantee on-time delivery, but we will do our best to support you. Thank you.

* Missing items from your shipment.

1. Please ensure that you have received all the boxes associated with your order.

2. Please fully empty each box you received, as small parts can sometimes get caught in folds or packing material.

3. If you still cannot find your item, please email customer service right away. Include a description of the missing quantities and pictures of the whole parcel. We will forward them to our warehouse to verify our packing picture and video records.


1. Email our team

2. Request for an RMA

3. After review of the RMA, we'll offer solutions case by case


By returning products to KST, the Customer certifies that the products were purchased from KST and there has been no substitution, in whole or part, of the same product from another supplier, distributor, or other such sources of the product. The return should be in the original packaging and in unused condition (except for defective products). ESD or moisture-sensitive products should not be opened except under controlled conditions.

General Rules:

Quality assurance is guaranteed within 365 days from the date of parcel delivery.

When a customer requests a return due to non-original/fake/quality problems, a valid quality report from a third-party organization recognized by our company is required for the return and exchange.

Any charges from customs and other fees should be paid by customers if the reason for return is due to customer error, such as buying parts mistakenly, etc.

Return freight charges must be prepaid, we will not accept COD shipments.