Qingzhou Changlong Machinery Equipment Co., Ltd., Weifang Bi Sheng Seiko Equipment Co., Ltd., etc. Dubao Yuanbao Machine is recommended by Qingzhou Changlong Machinery Equipment Co., Ltd. located in Weifang Economic Development Zone and Weifang Bi Sheng Seiko Equipment Co., Ltd. located in the west of the intersection of Yuehe Road and Taixiang Street. These companies have high cost performance, fast stacking speed and beautiful finished products, which will not cause paper waste. The advantage of Dubao Yuanbao machine is that it adopts computer system and electronic eye tracking to ensure that the pattern of each treasure is in the middle. It uses self-made new paper, no film and no smoke.