② How to make a file sticker
a. Document number : For an easier control, number a document.
Classify documents by an origin.
Classification code
Code Documents
1 Documents of internal origin
2 Document of external origin
b. Date : The date when a file is made
c. File name : The file name should imply contents of a document
d. Company name : Buseong Polycome Thailand
e. Department name : The department that will use and control a document