What needs to be clear is that the level of a brand depends not only on the price, but also on factors such as quality, popularity and market coverage. As a first-line brand, Dortmund Helen has a good performance in these aspects. It produces a series of high-performance products with unique technology and high-quality materials, such as the best temperature and energy effect. This product is highly praised by dermatologists, discussed by consumers and bloggers, and affordable. The effect proved to be very good.