GB/T 41666.4-2024 Chinese PDF (GB/T41666.4-2024) GB/T 20424-2025 GB/T 44964-2024_Chinese: Technical specification for

GB/T 44964-2024_Chinese: Technical specification for performance testing of egg-type chicken (Chinese: 蛋鸡生产性能测定技术规范)

English versions: GB/T 21536-2024

English versions: GB/T 196-2025

English versions: GB/T 35560-2025

GB/T 45296-2025_Chinese: Code of practice for drying of silkworm cocoons (Chinese: 桑蚕茧干燥技术规程)

GB/T 41666.4-2024 Chinese PDF (GB/T41666.4-2024) GB/T 20424-2025 GB/T 44964-2024_Chinese: Technical specification forGB T 41666. 4 2024_Chinese: Plastics piping systems for renovation of underground non pressure drainage and sewerage networks Part 4: Lining with cured in place pipes (Chinese: 4 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 41666. 4 2024