It adopts the universal HP45 type ink cartridge, the ink head can be discarded, without special maintenance and many other advantages. With high performance ARM7 processor,fast operation, combined with the use of dedicated high-speed motor drive control system, the whole closed-loop positioning, high control accuracy, fast operation,high resolution, not affected by the simplicity of graphics lines, uniform speed. Before printing, it can automatically detect the width of the bandwidth and give the ultra-wide prompt; on-line automatic printing, machine abnormal stop error code prompt, real-time monitoring of various operating conditions. It has independent output management system and can connect various standard documents of CAD software.