DB23/ 722-2017
Heilongjiang Construction Quality Acceptance Standards for Building Engineering Construction Water Supply, Drainage and Heating Projects (English Version)

Standard No.

DB23/ 722-2017

Language

Chinese, Available in English version

Release Date

2017

Published By

Heilongjiang Provincial Standard of the People's Republic of China

Latest

DB23/ 722-2017

Replace

DB23/T 722-2003

DB23/ 722-2017 history

• 2017 DB23/ 722-2017 Heilongjiang Construction Quality Acceptance Standards for Building Engineering Construction Water Supply, Drainage and Heating Projects
• 0000 DB23/T 722-2003