DB12/T 492-2013
Classification and assessment of cleaning service institutions (English Version)

Standard No.

DB12/T 492-2013

Language

Chinese, Available in English version

Release Date

2013

Published By

Tianjin Provincial Standard of the People's Republic of China

Latest

DB12/T 492-2013

Scope

This standard applies to the classification and assessment of various cleaning service organizations (hereinafter referred to as organizations).

DB12/T 492-2013 history

• 2013 DB12/T 492-2013 Classification and assessment of cleaning service institutions