The first to use a touch sensitive LCD display screen with images and Chinese instructions, easy to operate the cylinder, and the improved bottom plate has been raised from 20mm to 25mm, and the presser foot has also been improved to 18mm, making it convenient to sew thicker materials. Equipped with a top-notch servo system and support functions, if there is an error or malfunction during use, the solution will automatically appear on the operation screen, and users can prescribe the right medicine.