Shengda Printing and Zhengzhou Liudu Electrical Mechanical Equipment Co., Ltd. held a strategic cooperation signing ceremony. Mr. Ding Chaojie, General Manager and CEO of Shengda Printing and Printing Division, and Mr. Zhang Tianzhen, Founder of Zhengzhou Liudu Electrical Mechanical Equipment Co., Ltd. Many big names in the printing and jet printing industry attended and witnessed the signing.