Standards

DB15/T 4331-2026 Active

DB15/T 4331-2026 Ecological effect evaluation technical specifications for sandland ecological protection and restoration engineering

Publish Date: 2026-03-13

DB15/T 4332-2026 Active

DB15/T 4332-2026 Ecological effectiveness evaluation technical specifications for degraded grassland restoration projects

Publish Date: 2026-03-13

DB15/T 4333-2026 Active

DB15/T 4333-2026 Ecological effectiveness evaluation technical specification for integrated desertification control projects

Publish Date: 2026-03-13

DB15/T 4334-2026 Active

DB15/T 4334-2026 Guidelines for Evaluation of Water-saving Irrigation Districts

Publish Date: 2026-03-13

DB15/T 4335.1-2026 Active

DB15/T 4335.1-2026 Individual Household Business Establishment Development Quality Monitoring Specification Part 1: Activity Level Estimation

Publish Date: 2026-03-13

DB15/T 4335.2-2026 Active

DB15/T 4335.2-2026 Quality Monitoring Specification for Individual Industrial and Commercial Households Part 2: Typification and Classification

Publish Date: 2026-03-13

DB15/T 4336-2026 Active

DB15/T 4336-2026 Market supervision business data classification and grading specification

Publish Date: 2026-03-13

DB15/T 4339-2026 Active

DB15/T 4339-2026 Geographical Indication Product: Zhenglanqi Milk Tofu (Zhenglanqi Haorunchi)

Publish Date: 2026-03-13

DB15/T 4340-2026 Active

DB15/T 4340-2026 Geographical Indication Product: Zhenglanqi Dairy Skin (Zhenglanqi Wuermu)

Publish Date: 2026-03-13

DB15/T 4341-2026 Active

DB15/T 4341-2026

Publish Date: 2026-03-13

DB15/T 4342-2026 Active

DB15/T 4342-2026 The technical specification for improving soil fertility and increasing the yield of beet in moderately and lightly alkaline farmland salinization is provided

Publish Date: 2026-03-13

DB15/T 4343-2026 Active

DB15/T 4343-2026

Publish Date: 2026-03-13