In order to ensure product quality, Dongguan Shujian Shoes Material Co.,Ltd. has established a complete quality control system. We test and evaluate heated thermal underwear to determine if they meet the required performance specifications before being released to the public. It is important for us to be always operated under the quality management system.

Dongguan S-King Limited has integrated design, R&D, manufacturing, and sales in heated ski socks. At present, the company enjoys a stable market share in domestic, and it will gradually expand its position and influence in the international markets. According to the material, Dongguan Shujian Shoes Material Company's products are divided into several categories, and Cycling Equipment is one of them. The quality of Dr. Warm heated underwear is guaranteed at the very beginning. Exhaustive quality control testing is done for all its materials to ensure that any inferior component would be replaced long before production begins. It is designed to improve blood circulation. Numerous projects are to be implemented by Dongguan S-King Limited. It can be customized to make sure the customer gets the most suitable one.

We strictly comply with the basic behavioral principles of business ethics in the relations with our shareholders, customers, suppliers, employees, local communities, and the environment. Check now!