中文字幕日韩在线观看,久久久人人玩人妻精品综合,国产欧美日本在线,久久精品免费视频6,欧美精品黄色网站,色综合久久久久无码专区,亚洲区欧美中文字幕久久,国产手机在线视频,国产中文字幕视频在线观看,日本一区二区免费在线观看

Hotline:400-880-1556

English




Battery GB31241 certification introduction

image.png

On December 5, 2014, China National Standardization Administration SAC issued Announcement No. 27, which issued 234 national standards, including the standard GB 31241-2014 "Safety Requirements for Lithium Ion Batteries and Battery Packs for Portable Electronic Products", This standard is a national compulsory standard and was formally implemented on August 1, 2015.

 The standard involves the most basic safety requirements for lithium-ion batteries and battery packs to provide personal and property safety protection, and does not involve functions and functional characteristics.

GB31241 certified product range

GB 31241 standard applicable products:

Examples of lithium-ion batteries and battery packs for portable electronic products (below) are as follows:

Category

Detailed example

Portable office products

Laptop, PDA, etc

Mobile communication products

Mobile phones, cordless phones, Bluetooth headsets, intercoms, etc.

Portable audio and video products

Portable TV, portable DVD player, MP3 / MP4 player, camera, camcorder,   voice recorder, etc.

Other

Electronic navigator, digital photo frame, game console, e-book, etc.

 

GB31241 test standard

GB 31241-2014 "Safety requirements for lithium ion batteries and battery packs for portable electronic products"

 image.png

Our advantage

1. With a professional qualification and experienced expert technical team, we can provide you with professional consultation and services.

2. Have advanced laboratory equipment to ensure the accuracy and reliability of test data.

3. As a third-party testing and certification organization trusted by customers worldwide, we are your certificate of quality.


Online consultation

Online consultation

Recommend
  • BSCI certification

    BSCI certification

    BSCI certification is an abbreviation of BusinessSocialComplianceInitiative, and Chinese is called business social standard certification. BSCI is an organization that advocates the business community to abide by social responsibility. At the same time, it is a non-profit organization.

  • Enterprise CMA certification

    Enterprise CMA certification

    CMA, the name is \"China Metrology Accreditation\", the abbreviation of \"China Metrology Accreditation\" in English. According to the provisions of Article 22 of the Metrology Law of the People’s Republic of China: “The product quality inspection agency that provides notarized data to the society must be evaluated by the metrological administrative department of the people’s government at or above the provincial level for the capability and reliability of metrological verification and testing. Qualified.\"

  • CNAS certification

    CNAS certification

    Laboratory accreditation is a third-party certification that CNAS has the ability to perform specific testing and calibration work for testing and calibration laboratories.

Battery GB31241 certification

On December 5, 2014, China National Standardization Administration SAC issued Announcement No. 27, which issued 234 national standards, including the standard GB 31241-2014 \"Safety Requirements for Lithium Ion Batteries and Battery Packs for Portable Electronic Products\", This standard is a national compulsory standard and was formally implemented on August 1, 2015.

Get a quote
韩国三级丰满少妇高潮| 亚洲av无码av在线播放| 草草网站影院白丝内射| 国产v亚洲v天堂a无码| 久久亚洲精品成人av无码网站| 丰满人妻一区二区三区视频| 国产精品视频白浆免费视频| 国产好爽…又高潮了毛片| 暖暖在线观看免费高清完整版| 久久天天躁夜夜躁狠狠| 少妇被躁爽到高潮无码人狍大战| 久久福利日本精品一区 | 蜜桃精品成人影片| 亚洲av日韩av高潮潮喷无码| 久久久精品一区aaa片| 粗暴进入娇小呻吟痛呼| 日日噜噜噜夜夜爽爽狠狠视频| 天堂…在线最新版资源| 欧美亚洲国产一区二区三区| 久久精品国产亚洲av日韩| 日日碰狠狠添天天爽| 人人妻人人澡人人爽不卡视频| 亚洲熟女乱综合一区二区| 亚洲成av人片在www色猫咪| 人妻系列无码专区久久五月天 | 色综合视频一区中文字幕| 久久久老熟女一区二区三区| 柠檬福利精品视频导航| 国产精品无码永久免费888| 久久久久国色AV免费看| 少妇乳大丰满高潮喷水| 午夜性影院爽爽爽爽爽爽| 中文字幕乱码亚洲无线三区| 亚洲大尺度AV无码专区中文| 欧美精品黑人粗大| 久久婷婷五月国产色综合| 日本亚洲色大成网站WWW久久| 欧美乱妇日本无乱码特黄大片| 宅男宅女精品国产AV天堂| 日韩高清亚洲日韩精品一区二区三区| 国产日产成人免费视频在线观看 |