Home / Standards / GB/T 30420.4-2025 GB/T 30420.4-2025 Active Sewing machinery terminology—Part 4:Functional component terminology 缝制机械术语 第4部分:功能部件术语 Standard Type GBT ICS 61.080 CCS Y17 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A