Flexographic Printing, Is A Prerequisite For The Production Of Good Quality Packaging Materials. In Order To Achieve Flexographic Printing, The Workshop Shall Be Made To Meet The Standard Of 100, 000-grade Dust-free Purification Workshop To Prevent And Control Dust, Bacteria And Other Interference With Printing, And To Achieve Constant Temperature And Pressure To Create A Good Working Environment And Improve The Quality Of Printed Products, Qualified Rate.