Shenzhen Hangshi Technology Co., Ltd. was established in December 2012 and is a high-tech enterprise specializing in the research and development, production, and sales of wireless keyboards and headphones. In 2012, we signed a technical cooperation agreement with QTEC in Germany and introduced advanced production technology and processes from Germany. We have developed over a hundred types of keyboards and TWS true wireless Bluetooth earphones, including foldable Bluetooth keyboards and colorful backlit Bluetooth keyboards with independent intellectual property rights.