GB/T 45287-2025 Chinese PDF (GB /T45287-2025) GB 19053-2024 GB/T 45357-2025_Chinese: Plastics piping systems

GB/T 45357-2025_Chinese: Plastics piping systems on ships - Polyethylene (PE) pipes and fittings (Chinese: 船用塑料管道系统 聚乙烯（PE）管材及管件)

GB/T 27030-2025_Chinese: Conformity assessment - General requirements for third-party marks of conformity (Chinese: 合格评定 第三方符合性标志的通用要求)

3-2025_Chinese: Artificial intelligence - Large-scale model - Part 3: Service capability maturity assessment (Chinese: 人工智能 大模型 第3部分：服务能力成熟度评估)

English versions: GB/T 32197-2025

English versions: GB 30185-2025

GB/T 45287-2025 Chinese PDF (GB /T45287-2025) GB 19053-2024 GB/T 45357-2025_Chinese: Plastics piping systemsGB T 45287 2025_Chinese: Information technology Application programming interfaces of the augmented reality system for mobile devices (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45287 2025