GB/T 39141.4-2024 Chinese PDF (GB /T39141.4-2024) GB/T 32825-2024 GB/T 2684-2025_Chinese: Test methods for

GB/T 2684-2025_Chinese: Test methods for foundry sands and molding mixtures (Chinese: 铸造用砂及混合料试验方法)

40-2025_Chinese: Requirements of the greenhouse gas emissions accounting and reporting - Part 40: Building waterproof materials enterprises (Chinese: 温室气体排放核算与报告要求 第40部分：建筑防水材料生产企业)

GB/T 19598-2025_Chinese: Quality requirements for product of geographical indication - Anxi tieguanyin (Chinese: 地理标志产品质量要求 安溪铁观音)

English versions: GB/T 1346-2024

English versions: GB/T 28168-2025

GB/T 39141.4-2024 Chinese PDF (GB /T39141.4-2024) GB/T 32825-2024 GB/T 2684-2025_Chinese: Test methods forGB T 39141. 4 2024_Chinese: Mineral and sapphire watch glasses Part 4: Anti reflective treatment (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 39141. 4 2024