In general, Dongguan Shujian Shoes Material Co.,Ltd. can provide samples of regular products for customers. Normally the sample we offer you is free and the freight is charged. As a professional heated gear manufacturer, we can offer samples. If you have special requirements for your sample, we can also customize it. Our sample absolutely conforms to the appearance and performance of the product, and you can know the exact information about our products once you receive the sample. The sample charge could be refunded if you place an order.

With rich industry experience, Dongguan S-King Limited is deeply trusted by customers all over the world. The battery heated jacket is one of the main products of Dongguan Shujian Shoes Material Company. Dr. Warm heated long underwear is finely and expertly manufactured in a combination of abundant expertise and advanced production technology. It stands over 1,000,000 times of anti-bending test. The product features high efficiency. The ammonia refrigerant used has a prominent cooling capacity, which is better than other refrigerants. Its working temperature has a wide range and can be adjusted.

We adopt an environmentally friendly production strategy. With regard to resource uses, we will resort to cutting-edge manufacturing machines to fully utilize resources at disposal as well as to reduce wastes.