GB/T 30420.3-2023 Chinese PDF (GB/T30420.3-2023) GB/T 15568-2024 English versions: GB/T 24129-2025

English versions: GB/T 24129-2025

GB/T 44919-2024_Chinese: Micro-electromechanical systems(MEMS) technology - Bulge test method for measuring mechanical properties of thin films (Chinese: 微机电系统（MEMS）技术 薄膜力学性能的鼓胀试验方法)

English versions: GB/T 39141

English versions: GB/T 27793-2024

GB/T 45592-2025_Chinese: General requirements for building materials products traceability system (Chinese: 建筑材料产品追溯体系通用要求)

GB/T 30420.3-2023 Chinese PDF (GB/T30420.3-2023) GB/T 15568-2024 English versions: GB/T 24129-2025GB T 30420. 3 2023_Chinese: Sewing machinery terminology Part 3: Spreading and cutting machines terminology (Chinese: 3: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 30420. 3 2023