DB21/T 4417-2026 Active Liaoning ProvinceLocal standards

DB21/T 4417-2026 Data Annotation Specification for Cost Estimation of Construction Engineering

Publish Date: 2026-04-01 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: DB21/T 4417-2026

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Information processing technology

ICS Name: Comprehensive Application of Information Technology

Publish Date: 2026-04-01

Implement Date: 2026-05-01

Development Information

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