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English versions: GB/T 38003
1-2023_Chinese: Buried polyethylene(PE) piping systems for the supply of gaseous fuels - Part 1: General (Chinese: 燃气用埋地聚乙烯（PE）管道系统 第1部分：总则)
GB/T 6822-2024_Chinese: Anti-fouling and anti-corrosive paint systems on ship hulls (Chinese: 船体防污防锈漆体系)
GB/T 17821-2025_Chinese: Rubber latex - Determination of density between 5 ℃ and 40 ℃ (Chinese: 胶乳 5℃至40℃密度的测定)
GB/T 25789-2023 Chinese PDF (GB/T25789-2023) GB/T 29349-2023 English versions: GB/T 38003GB T 25789 2023_Chinese: p Phenylenediamine (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 25789 2023
