GB/T 4543-2023 Chinese PDF (GB/T4543-2023) GB/T 23333-2024 English versions: GB/T 15470

English versions: GB/T 15470

5-2024_Chinese: Semiconductor devices - Part 5-5: Optoelectronic devices - Photocouplers (Chinese: 半导体器件 第5-5部分：光电子器件 光电耦合器)

GB 25038-2024_Chinese: General safety requirements for footwear (Chinese: 鞋类通用安全要求)

119-2024_Chinese: Safety of household and similar electrical appliances - Part 119: Particular requirements for cosmetic and beauty care appliances incorporating lasers and intense light sources (Chinese: 家用和类似用途电器的安全 第119部分：含有激光或强光源（ILS）的化妆和美容护理器具的特殊要求)

GB/T 4543-2023 Chinese PDF (GB/T4543-2023) GB/T 23333-2024 English versions: GB/T 15470GB T 4543 2023_Chinese: Pyrotechnic distress signals (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 4543 2023