GB/T 44879-2024 Chinese PDF (GB /T44879-2024) GB/T 44985.1-2024 2-2025_Chinese: Petroleum and natural gas

2-2025_Chinese: Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low alloy steels

English versions: GB/T 44883-2024

5-2025_Chinese: Technical specification for animal genetic resource survey - Part 5: Goat (Chinese: 畜禽遗传资源调查技术规范 第5部分：山羊)

5-2025_Chinese: Rules for agricultural seed testing - Part 5: Varietal quality - Varietal purity testing (Chinese: 农作物种子检验规程 第5部分：品种质量 品种纯度鉴定)

GB/T 44879-2024 Chinese PDF (GB /T44879-2024) GB/T 44985.1-2024 2-2025_Chinese: Petroleum and natural gasGB T 44879 2024_Chinese: Identification requirements of engineering machinery products based on OID (Chinese: OID) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44879 2024