实现了缝速3000转，并且能快速的启动和终止缝制，脉冲马
达，自动抬压脚机构，能更容易确认落针点，直驱式机头，创造
出低噪音，低振动的工作环境。
采用的世界进口芯片，全数字化精确数控技术，使机器性能
更加优越。通过对操作控制盘进行简单的输入来设定控制速度，
内存 花样有50多种供选用。

Direct control servo motor, low noise, low shaking, working much more
stable, avoiding pause structure relation can reduce damage and parts
spoilage.
Adopting the world top class chip,full digitalized precise digit controll
technique, to ensure the more excellent performance of machine,
speed setting by simple inputting on the operation control panel. more
than 50 different sewing pattern for yr selection.

•JH1900B 用步进电机控制抬压脚，更厚的布料也能轻松缝制。

•With stepper motor control lift press foot, easily sewing heavy cloth.