You are expected to first use the installation instruction offered by Dongguan Shujian Shoes Material Co.,Ltd.. Probably it is a manual, a video, or a voice. When you encounter specific problems during the installation, a video could be sent to us to make sure that the problem is clear shown. We will offer guidance by video. In regard to big problems, senior engineers may be sent to solve it.

Dongguan S-King Limited has strong economic and technological strength in producing heated ski socks. With sales networks spread all over the world, we gradually become one of the leaders in the industry. The electric socks series has many styles to meet the diversified needs of customers. Dr. Warm heated long underwear is manufactured strictly complying with relevant standards. It has been tested under IEC, JISC, RoHS, CE, etc, and the testing result shows that its electrical property and safety performance meet the regulations. The product is CE, ROHS, and FDA certified. Dongguan S-King Limited's powerful sales network platform provides powerful protection for quality products. It is highly valued by our partners such as Invisole and Heatup.

We have always been a pioneer in environmental issues. We have a comprehensive environmental program including production, distribution, and recycling. Contact!