2021 year China issued GB standards list


	GB/T 40107-2021 Information description of product for electronic commerce transaction—Office product 电子商务交易产品信息描述办公类产品
	GB/T 40057-2021 Emblem of the Communist Youth League of China 中国共产主义青年团团徽
	GB/T 40106-2021 Humanities and social science evaluation index system of think tanks 人文社会科学智库评价指标体系
	GB 1886.303-2021 National Food Safety Standards Food Additives Edible Tannins 食品安全国家标准食品添加剂食用单宁
	GB/T 39560.4-2021 Determination of certain substances in electrical and electronic products—Part 4: Mercury in polymers, metals and electronics by CV-AAS, CV-AFS , ICP-OES and ICP-MS 电子电气产品中某些物质的测定第4部分：CV-AAS、CV-AFS、ICP-OES和ICP-MS测定聚合物、金属和电子件中的汞
	GB/T 24945-2021 Tri-wheel vehicles—General specifications 三轮汽车通用技术条件
	GB/T 40618-2021 Terminology for cyclotron 回旋加速器术语
	GB/T 40770-2021 Transformational rules for ubiquitous semantic location 泛在语义位置转换规则
	GB/T 17215.231-2021 Electricity metering equipment(AC)—General requirements, tests and test conditions—Part 31:Product safety requirements and tests 电测量设备（交流）通用要求、试验和试验条件第31部分：产品安全要求和试验
	GB/T 40100-2021 Life cycle assessment method for electric machine 电机产品生命周期评价方法
	GB/T 40688-2021 Internet of things -- Data interface of vital signs sensing devices 物联网生命体征感知设备数据接口
	GB/T 40103-2021 Technical requirement of connecting to power system for solar thermal power station 太阳能热发电站接入电力系统技术规定
	GB/T 40563-2021 Fluoride red phosphors 氟化物红色荧光粉
	GB/T 40105-2021 Requirements for cross-border electronic commerce transaction 跨境电子商务交易要求
	GB/T 40742.1-2021 Geometrical product specifications (GPS)—Geometrical precision verification—Part 1:Basic concept and measurement—Symbol,terminology,measuring conditions and procedures 产品几何技术规范（GPS）几何精度的检测与验证第1部分：基本概念和测量基础符号、术语、测量条件和程序
	GB/T 17808-2021 Road construction and maintenance machinery and equipment—Asphalt mixing plant 道路施工与养护机械设备沥青混合料搅拌设备
	GB/T 16277-2021 Road construction and maintenance machinery and equipment—Asphalt paver 道路施工与养护机械设备沥青混凝土摊铺机
	GB/T 40763-2021 Sustainable cities and communities―Business district―Guidance for practical local implementation of GB/T 40759 城市和社区可持续发展商务区 GB/T 40759本地实施指南
	GB/T 40810.1-2021 Geometrical product specifications (GPS)—Online measurement in process—Part 1:Online verification of geometric features (size and surface texture) 产品几何技术规范（GPS）生产过程在线测量第1部分：几何特征（尺寸、表面结构）的在线检测与验证
	GB/T 40067-2021 Microstructure and defect determination of tungsten carbide powder 碳化钨粉末微观组织及缺陷检测方法

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