2021 year China issued GB standards list


	GB/T 40373-2021 Single-use face mask manufacturing and packaging production line—General technical requirements 一次性口罩制造包装生产线通用技术要求
	GB/T 40374-2021 Hardmetals—Determination of lead and cadmium content—Flame atomic absorption spectrometric method and inductively coupled plasma atomic emission spectrometry 硬质合金化学分析方法铅量和镉量的测定火焰原子吸收光谱法和电感耦合等离子体原子发射光谱法
	GB/T 20645-2021 Specific environmental condition—Technical requirements of low-voltage apparatuses for plateau 特殊环境条件高原用低压电器技术要求
	GB/T 19934.1-2021 Hydraulic fluid power—Fatigue pressure testing of metal pressure-containing envelopes—Part 1: Test method 液压传动金属承压壳体的疲劳压力试验第1部分：试验方法
	GB/T 19672-2021 Pipeline valves—Technical specification 管线阀门技术条件
	GB/T 2384-2021 Dyes intermediates—General method for the determination of melting range 染料中间体熔点范围测定通用方法
	GB/T 34078.2-2021 General specification of electronic government common platform based on cloud computing -- Part 2: Top-level design guideline 基于云计算的电子政务公共平台总体规范第2部分：顶层设计导则
	GB/T 39845-2021 LTE-based broadband trunking communication(B-TrunC) system—Technical requirements for network equipments（Phase 1) 基于LTE技术的宽带集群通信（B-TrunC）系统网络设备技术要求（第一阶段）
	GB/T 39943-2021 Selection and design for food packaging LED灯串性能要求
	GB/T 39932-2021 Footwear manufacturing machines—Cutting and punching machines—Safety requirements 制鞋机械裁断机与冲孔机安全要求
	GB/T 39930-2021 Organic light emitting diode (OLED) panels for general lighting—Performance requirements 普通照明用有机发光二极管（OLED）面板性能要求
	GB/T 39927-2021 Determination of prohibited substances veratrine in cosmetics—High performance liquid chromatography 化妆品中禁用物质藜芦碱的测定高效液相色谱法
	GB/T 39925-2021 Stationary equipment for agriculture—Data communications network for livestock farming 农业固定设备畜牧业数据通信网络
	GB/T 39906-2021 Requirements on brand management 品牌管理要求
	GB/T 39898-2021 Technical specifications for the construction of intelligent traffic management system 智能交通管理系统建设技术规范
	GB/T 39888-2021 Earned value management in project and programme management 项目和项目群管理中的挣值管理
	GB/T 39870-2021 Brand valuation—Automobile manufacturing industry 品牌价值评价汽车制造业
	GB/T 39865-2021 Method for measuring refractive index of uniaxial optical crystals 单轴晶光学晶体折射率测量方法
	GB/T 39863-2021 Alumina ceramic substrate for copper clad laminate 覆铜板用氧化铝陶瓷基片
	GB/T 39781-2021 Technical specification for recycling of textile waste 废旧纺织品再生利用技术规范

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