Standards

DB42/T 2490-2025 Active

DB42/T 2490-2025 Residential building same-floor drainage engineering technical standard without downsloping

Publish Date: 2025-12-31

DB42/T 2491-2025 Active

DB42/T 2491-2025

Publish Date: 2025-12-31

DB42/T 2492-2025 Active

DB42/T 2492-2025 Recycling and Reuse of Construction Rubbish for Roadfill Technical Specification

Publish Date: 2025-12-31

DB42/T 289-2025 Active

DB42/T 289-2025

Publish Date: 2025-11-07

DB42/T 1073-2025 Active

DB42/T 1073-2025

Publish Date: 2025-11-07

DB42/T 2445-2025 Active

DB42/T 2445-2025 Basic standards for intellectual property public service

Publish Date: 2025-11-07

DB42/T 2446-2025 Active

DB42/T 2446-2025 "Artificial Breeding and Cultivation Techniques for the Full-Male No. 2 Yellow Catfish" Specification

Publish Date: 2025-11-07

DB42/T 2447-2025 Active

DB42/T 2447-2025 Mycelial culture technology specifications for the production of Honewort-derived ginseng cultivation

Publish Date: 2025-11-07

DB42/T 2449-2025 Active

DB42/T 2449-2025 Drone patrol and inspection guidelines for forestry applications

Publish Date: 2025-11-07

DB42/T 2450-2025 Active

DB42/T 2450-2025 Seedling cultivation techniques for Ormosia henanensis

Publish Date: 2025-11-07

DB42/T 2451-2025 Active

DB42/T 2451-2025

Publish Date: 2025-11-07

DB42/T 2452-2025 Active

DB42/T 2452-2025 Riverbed sand transportation measurement technical guidelines

Publish Date: 2025-11-07