GB 4234.9-2023 Chinese PDF GB/T 43018.5-2025 GB 12955-2024_Chinese: Fire-resistant doorsets (Chinese:

GB 12955-2024_Chinese: Fire-resistant doorsets (Chinese: 防火门)

GB/T 45159

GB/T 45042-2024_Chinese: Textiles - Quantitative chemical analysis - Mixtures of polyacrylonitrile preoxidized fiber and certain other fibers (Chinese: 纺织品 定量化学分析 聚丙烯腈预氧化纤维与某些其他纤维的混合物)

GB/T 30544

GB/T 45201-2024_Chinese: Specification for social E-commerce platform management (Chinese: 社交电子商务平台管理规范)

GB 4234.9-2023 Chinese PDF GB/T 43018.5-2025 GB 12955-2024_Chinese: Fire-resistant doorsets (Chinese:GB 4234. 9 2023_Chinese: Implants for surgery Metallic materials Part 9: Wrought high nitrogen stainless steel (Chinese: 9) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 4234. 9 2023