Is there any third party doing shoe inserts for height quality test?

In order to confirm that our data on shoe inserts for height is reliable, we turn to third party product testing. For Dongguan S-King insoles Limited, a third-party certification is beneficial to controlling product quality and establishing a brand image as well as reducing costs and improving efficiency. This valuable endorsement for the product performance must give our customers extra reassurance that the products have been rigorously tested to industry standards.

In order to set foot in wider market of women's insoles, S-King Insoles has introduced technology from abroad and increase production lines. S-King Insoles's Shoehorn series are created based on unremitting efforts. The manufacturing process of S-King massaging gel insoles is safe and reliable. S-King insoles provide a good shock absorption. The product is durable. The encapsulation material of the battery is manufactured with high quality to enhance cell performance and provide a longer service life. To maximize comfort, the S-King PU insoles boast an anti-sweat and non-slip design.

We give priority to sustainability in the process od our business. We aim to improve our product quality in a sustainable manner and reduce waste as possible.