GB/T 20186.3-2023 Chinese PDF (GB/T20186.3-2023) GB/T 19865-2024 GB/T 33798-2025_Chinese: Bio-polyester drum-linkage bags

GB/T 33798-2025_Chinese: Bio-polyester drum-linkage bags (Chinese: 生物聚酯连卷袋)

GB/T 1243-2024_Chinese: Short-pitch transmission precision roller and bush chains

4-2024_Chinese: Grain and oil storage - Monitoring and control system of stored-grain condition - Part 4: Information exchange interface protocol (Chinese: 粮油储藏 粮情测控系统 第4部分：信息交换接口协议)

GB/T 21431-2023_Chinese: Technical specification for inspection of lightning protection systems of buildings (Chinese: 建筑物雷电防护装置检测技术规范)

GB/T 26927-2023_Chinese: Water saving enterprises - Pulp and paper making industry (Chinese: 节水型企业 造纸行业)

GB/T 20186.3-2023 Chinese PDF (GB/T20186.3-2023) GB/T 19865-2024 GB/T 33798-2025_Chinese: Bio-polyester drum-linkage bagsGB T 20186. 3 2023_Chinese: Secondary coating materials used for optical fibre Part 3: Modified polycarbonate (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20186. 3 2023