Reliable. Huayu Pinzheng (Beijing) Technology Co., Ltd. has a professional, high-quality, high-tech and efficient management system and marketing model, as well as a perfect after-sales service system. The instruments used in Huayu Pinzheng Slimming Kangmei Experience Store have undergone strict electronic technology testing, and their performance is safe and reliable, which can effectively protect users' skin without any negative effects. How to use Huayu Pinzheng Slimming Kangmei Physiotherapy Instrument: First, users need to turn on the instrument and connect the power supply; Secondly, according to your own situation, choose the appropriate skin care mode and complete the skin care operation according to the operation steps prompted by the instrument.