DB41/T 991-2014
General rules for cleaning and cleaning services (English Version)
- Standard No.
- DB41/T 991-2014
- Language
- Chinese, Available in English version
- Release Date
- 2014
- Published By
- Henan Provincial Standard of the People's Republic of China
- Latest
- DB41/T 991-2014
DB41/T 991-2014 history
- 2014 DB41/T 991-2014 General rules for cleaning and cleaning services
