Standards

Current Category: CN-DB50 - Chongqing City

Status: All
All Active Pending Replaced Abolished Abolished (Transferred)
Publish Year: All
All 2026 2025 2024 2023 2022 2021& Before
DB50/T 1856-2025 Active

DB50/T 1856-2025 Gravel-bound aggregates field road construction technical specifications

Publish Date: 2025-09-22
DB50/T 1855-2025 Active

DB50/T 1855-2025 Record keeping regulations for swine farrowing facilities

Publish Date: 2025-09-22
DB50/T 1854-2025 Active

DB50/T 1854-2025

Publish Date: 2025-09-22
DB50/T 1853-2025 Active

DB50/T 1853-2025 Urban Bridge and Tunnel Cluster Engineering Traffic Flow Digital Management and Control Technical Specification

Publish Date: 2025-09-22
DB50/T 398-2025 Active

DB50/T 398-2025

Publish Date: 2025-08-15
DB50/T 590-2025 Active

DB50/T 590-2025

Publish Date: 2025-08-15
DB50/ 457-2025 Active

DB50/ 457-2025

Publish Date: 2025-08-15
DB50/T 592-2025 Active

DB50/T 592-2025 The requirements for terrain map elements at 1:500 scale

Publish Date: 2025-08-15
DB50/T 470-2025 Active

DB50/T 470-2025

Publish Date: 2025-08-15
DB50/T 1882-2025 Active

DB50/T 1882-2025

Publish Date: 2025-08-15
DB50/T 1881-2025 Active

DB50/T 1881-2025 Carbon Neutrality Implementation Guide for Eco-Material Products

Publish Date: 2025-08-15
DB50/T 1880-2025 Active

DB50/T 1880-2025 Intellectual property public service specification

Publish Date: 2025-08-15