(I) style of work card. The new national style of work permit remains uniform (see attachment), including the unit, name, gender, photo, date of birth, department, position, number, seal, tax emblem, issue date and other elements. The material of the work permit is PVC card body. Non-contact IC card chip is implanted inside, which can integrate the functions of access control card and meal card. The card body size is 85.5*54mm, and the color is white, the front background is red dotted and solid line with high precision printing (the magnified visible part is dotted line), the back background is red Chinese tax logo, and the top of "work permit" on the back is "Chinese tax" laser security line. The staff wear tax uniform (spring and autumn suits) and blue tie.