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




basic introduction

ZRLK provides you with "one-stop" power supply testing and certification services. Provide professional technical support and good quality control for the export certification of our customers.

Service area

A: Global product certification service

B: Physical and chemical inspection rules

C: The product is subjected to mechanical and climatic environmental testing, packaging and transportation environment and reliability consulting services

D: Assist manufacturers in product EMC & Safety design and personnel training

E: Consultation service for power regulations and standards in various countries

F: laboratory rental

Testing standards

 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.

Power product testing and certification

ZRLK provides you with \"one-stop\" power supply testing and certification services. Provide professional technical support and good quality control for the export certification of our customers.

Get a quote
久久亚洲色WWW成人图片 | 日韩欧美激情兽交| 久久有精品| 日本欧美不卡一区二区三区在线| 国产欧美三级| 国产精品99久久久久久宅男| www夜片内射视频在观看视频| a级一片男女牲交| 蜜桃视频无码区在线观看| 亚洲一区二区观看播放| 男同gay18禁网站| 青草内射中出高潮| 99精品欧美一区二区三区| 亚洲AV无码一区二区三区在线| 亚洲AV无码国产精品久久| 国产精品亚洲精品日韩已满| 日本欧美大码A在线观看| 日产精品一区二区| 婷婷丁香五月天在线播放| 色狠狠一区二区三区香蕉| 青娱乐极品视觉盛宴av | 艳妇乳肉豪妇荡乳av| 国产精品久久久十八禁| 久久亚洲精品国产亚洲老地址| 久久自己只精产国品| 国产精品沙发午睡系列| 中国老熟妇xxxxx| 被公牛日到了高潮| 欧美精品videosbestsex日本| 国产主播一区二区三区在线观看| 国产日韩成人内射视频| 国产美女高潮流白浆视频| 狠狠色综合TV久久久久久| 熟妇人妻无乱码中文字幕真矢织江| 日本一二三区视频在线| 亚洲人交乣女bbw| 亚洲综合久久精品无码色欲| 国产免费av片在线观看播放| 欧美最猛黑人xxxx黑人表情| 被猛男伦流澡到高潮h麻豆| 成人片黄网站色大片免费|