Tthe tracking and evaluation of water use quotas serve as a critical toll for water resources management and are essential for enforcing the rigid constraints system on water resources. In response to the implementation and management requirements of sector-specific water use quotas

this study evaluated water use quotas in 11 key sectors covering agriculture

industry

and service industries

based on actual water use and production data from the past 5 years in liaoning province. By combining quantitative analysis with field investigations

the study systematically assessed the water use quotas and water management practices associated with 26 products

identified current water use levels across the relevant industries

summarized the major problems in water use management

and proposed corresponding measures and recommendations. The findings provide technical support and practical reference for the refined management and future revision of water use quotas.