This standard has five chapters including "Scope", "Normative Reference Documents", "Terms and Definitions", "Hotel Air Quality Requirements" and "Testing Methods". The important chapter is Chapter 4 Hotel Air Quality Requirements. The conventional settings are the first 3 chapters (scope, normative reference documents, terms and definitions). The contents of "Hotel Air Quality Requirements" and "Testing Methods" are given in accordance with GB/T1.1-2009 "Standardization Work Guidelines" Drafting of rules.