1. Adopts Panasonic servo drive system. 2. Needle bar and press plate are connected to cam-free and double-swinging device which is highly precise and durable. 3. The structure is designed to keep the machine from dirt. 4. Can stop working automatically for personnel safety when bottom and top thread break or end or when rear or front covers are opened. 5. Both serial patterns and Tack & Jump patterns (360° and 180°） are available. 6. Needles can be adjusted automatically by computer. 7. Adopts new generation of CNC system and CAD drawing. 8. A large number of patterns can be chosen.