Ning Jianliang, male, 45 years old, who currently serves as Assistant to the general manager of Yuncheng Plate-making Group East China HO. He has been working in the field of packaging and printing for 20 years. Ning is a technical expert in prepress and color management and has written the industry standard for press and publication "CY/T 9-2017 Quality Requirements and Inspection Methods for Electronic Engraved Gravure Cylinders". He is also the technical expert in drafting group.