Standards

DB15/T 4236-2025 Active

DB15/T 4236-2025 Waterway Infrastructure Construction Quality Acceptance Standards in the Xiliang River Basin

Publish Date: 2025-12-25

DB15/T 4237-2025 Active

DB15/T 4237-2025 Green Property Management Standards

Publish Date: 2025-12-25

DB15/T 4238-2025 Active

DB15/T 4238-2025 Property meeting service standards

Publish Date: 2025-12-25

DB15/T 4239-2025 Active

DB15/T 4239-2025 Property Service Project Star Rating Construction Guideline

Publish Date: 2025-12-25

DB15/T 4240-2025 Active

DB15/T 4240-2025 Property Service Personnel Management Standards

Publish Date: 2025-12-25

DB15/T 4241-2025 Active

DB15/T 4241-2025 Property contracted service specifications

Publish Date: 2025-12-25

DB15/T 4242-2025 Active

DB15/T 4242-2025

Publish Date: 2025-12-25

DB15/T 4243-2025 Active

DB15/T 4243-2025 Public Institutions' Guidelines for Sorting and Disposal of Waste

Publish Date: 2025-12-25

DB15/T 4244-2025 Active

DB15/T 4244-2025 Guidelines for Green and Low-carbon Office Behavior of Public Institutions

Publish Date: 2025-12-25

DB15/T 4245-2025 Active

DB15/T 4245-2025 Public Institution Contract Energy Management and Service Specification

Publish Date: 2025-12-25

DB15/T 4246-2025 Active

DB15/T 4246-2025 Maize straw bale mulch no-tillage integrated water and fertilizer technology standard for whole-process mechanical operations

Publish Date: 2025-12-25

DB15/T 4247-2025 Active

DB15/T 4247-2025 The Experimental and Instrument Calibration Technical Specification for Pipeline Detection Methods in High-cold Regions

Publish Date: 2025-12-25