久久精品国产亚州av无码四区_日韩无码诱惑一区二区_综合国产福利视频在线观看_超薄丝袜足j超爽在线观看_日本中文字幕在线色_久久久国产AV无码_美女视频黄的免费视频网页_自拍欧美日韩亚洲_国产一级视频大全_亚洲精品欧美精品国产精品高清专区

Hotline:+86-0312-3917333
QR Code Contact Us
Your location:Home > About Us > Intellectual property rights
Intellectual property rights

  • National Quality Supervision and Inspection Report for Power Electronic Products

  • Product Quality Inspection Report in Hebei Province

  • ZL 2022 2 2633150. 9

  • Patent certificate
    ZL 2022 2 2485901.7

  • Utility model Certificate A simple circuit for detecting the zero crossing of power grid < BR >ZL 2022 2 0109289.0

  • Utility model Certificate Double CAN redundant loop network communication gateway < BR >ZL 2021 2 2901247.9

  • Utility model Certificate An electric control cabinet with the function of noise and dust reduction < BR >ZL 2019 2 2033964.7

  • Utility model Patent Certificate A variable speed fan driving protection device < BR >ZL2019 2 2033946.9

  • 計(jì)算機(jī)軟件注冊權(quán)登記證書——整流器產(chǎn)品生產(chǎn)加工智能管理系統(tǒng)V1.0

  • 計(jì)算機(jī)軟件注冊權(quán)登記證書——整流電源開放式測試平臺(tái)V1.0

1 2 Prev Page  Total 19 Record, 12 Items / Page, Total 2 Page

Address:Floor 1, Zone 5, South Yard, Weikong Electromechanical Industrial Park, 123 Huaguang Road, Gaokai District, Baoding City, Hebei Province

Fax:+86-0312-5096310    Email:hc@hong-cheng.cn

Hotline:+86-0312-3917333    Technical Support:+86-0312-3917233

Copyright ? Hongcheng Converter Manufacturing Co.,Ltd

Hebei ICP prepared 11024928    

Wechat

Mobile site