Standards

DB21/T 4440-2026 Active

DB21/T 4440-2026 Guidelines for Constructing Buffer Zones for Controlling Runoff Pollution by Vegetation Along Riverbanks

Publish Date: 2026-05-07

DB31/T 1683-2026 Active

DB31/T 1683-2026

Publish Date: 2026-05-01

DB31/T 1684-2026 Active

DB31/T 1684-2026 Greenhouse gas quantification method and requirements for the carbon footprint of road engineering materials

Publish Date: 2026-05-01

DB31/T 1685-2026 Active

DB31/T 1685-2026 Fuel cell electric truck hydrogen refueling technology requirements

Publish Date: 2026-05-01

DB31/T 1686-2026 Active

DB31/T 1686-2026 Guidelines for the Construction and Operation of Virtual Power Plants in Public Buildings

Publish Date: 2026-05-01

DB31/T 1687-2026 Active

DB31/T 1687-2026 Community Sports Health Center Construction and Service Specification

Publish Date: 2026-05-01

DB31/T 1688-2026 Active

DB31/T 1688-2026 The requirements for the maintenance and management of non-movable revolutionary cultural relics in the construction category

Publish Date: 2026-05-01

DB31/T 1689-2026 Active

DB31/T 1689-2026 The standard for measuring the physical quality of citizens

Publish Date: 2026-05-01

DB31/T 1690-2026 Active

DB31/T 1690-2026 The requirements for safety production training of non-high-risk industry production and operation units

Publish Date: 2026-05-01

DB31/T 1691-2026 Active

DB31/T 1691-2026 Urban green space carbon sequestration remote sensing monitoring technical requirements

Publish Date: 2026-05-01

DB31/T 1692-2026 Active

DB31/T 1692-2026 The general specifications for the intelligent construction of aquaculture farms

Publish Date: 2026-05-01

DB31/T 1693-2026 Active

DB31/T 1693-2026

Publish Date: 2026-05-01