Being as packaging machine manufacturer of corrugated industry for more than 20 years, Keshenglong has our own experience and innovate continuously.

On Feb. 26th, 2016, our company GUANGZHOU KESHENGLONG CARTON PACKING MACHINE CO.,LTD. applied for a press-free feeding device of printing machine patent certification.

After more than two years of experts’ approval, SIPO granted the patent to us for 20 years duration.

Since we designed this press-free feeding device, when clients using our cardboard box printing machine, would sincerely feel the convenience, high efficiency and reliability.