Heiner is the brand name of china-korre international science and technology (beijing) ltd., which has been studying high-tech heating products and diversifying them. It is unique in that it has developed patented heating shoes for heat (water-resistant breaklines) and provides better convenience through rigorous quality technical tests, combined with human design that is fully tailored to individual needs. So far, the products of boiner have not only "heating shoes", but also other heat products: electro-heating gloves, electro-heating health-care shoes, heat-heating warm clothes... To ensure that consumers can warm the winter。