GB/T 28511.2-2023 Chinese PDF (GB/T28511.2-2023) GB/T 22248-2025 32-2024_Chinese: Wheelchairs - Part 32:

32-2024_Chinese: Wheelchairs - Part 32: Test method for wheelchair castor assembly durability (Chinese: 轮椅车 第32部分：轮椅车小脚轮总成耐用性测试方法)

GB/T 45105-2024_Chinese: Diagnostic techniques for sheep pox and goat pox (Chinese: 绵羊痘和山羊痘诊断技术)

GB/T 45257-2025_Chinese: Press and publication - Knowledge services - Extraction and marking up of knowledge element (Chinese: 新闻出版 知识服务 知识元提取与标引)

GB/T 31771-2024_Chinese: Housekeeping service - Specification for quality of maternal and infant care services (Chinese: 家政服务 母婴护理服务质量规范)

GB/T 45059-2024_Chinese: Frozen squid products breaded or in batter (Chinese: 冻裹粉鱿鱼制品)

GB/T 28511.2-2023 Chinese PDF (GB/T28511.2-2023) GB/T 22248-2025 32-2024_Chinese: Wheelchairs - Part 32:GB T 28511. 2 2023_Chinese: Integrated optical path devices based on planar lightwave circuit Part 2: Dense wavelength division multiplexing(DWDM) filter based on arrayed waveguide grating(AWG) technology (Chinese: 2AWGDWDM) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 28511. 2 2023