Each page shall bear a page number and date of issue or revision at the bottom. The page number shall be in the lower right corner and the date of issue in the lower left corner, for right-hand pages.

A、 For right-hand page, the page number at the lower right corner；
B、 Date of issue or revision in the upper left corner；
C、 When revised, each page shall bear the date of the revision at the lower right corner；