欧美国产视频日韩_韩国19禁主播vip福利视频_日本精品免费一区二区三区_亚洲国产欧美久久

Company profile

Pingxiang High Class Insulator Co.,Ltd, founded in 2008, is a collection of technical research and development, production, sales and service in one of professional insulator manufacturer, registered capital of 111.68 million yuan, with tsinghua university, shenzhen university, shenzhen international graduate school of wuhan university of science and technology to establish the comprehensive strategic partnership, to carry out the strategy of diversifying depth cooperation, It is a national high-tech enterprise with independent research and development ability, and has obtained more than 40 national patents.

The products of 160KN-550kN AC/DC disc porcelain insulators with aluminum oxide and fang cylindrical head have obtained the test reports of the quality inspection and testing Center of electric power equipment and Instrument and the quality inspection Center of electric power equipment in the electric power industry.

The company is a qualified supplier of 10kV ~ 750kV to State Grid Co., LTD., a qualified supplier of ±500kV and above DC porcelain disc suspension insulators for China Southern Power Grid Co., LTD., and a qualified supplier of 500kV and above porcelain insulators for Inner Mongolia Electric Power (Group) Co., LTD.

        In 2015, the company passed the product appraisal of China Electric Power Federation, and the product technology appraisal is the world advanced level, filling the gap in Jiangxi Province, and won the key new product award of Jiangxi Provincial Science and Technology Department.

In 2016, the "ultra-high voltage, high strength and low expansion rate self-cleaning suspended porcelain insulator" produced by the company won the third prize of Jiangxi Provincial Science and Technology Progress awarded by Jiangxi Provincial government.

       In 2017, the company won the title of Jiangxi Province porcelain insulator Engineering Technology Research Center.

       In 2018, the products of the company passed the extremely rigorous test project of "Hungary Veiki-VNL Laboratory", one of the members of the International Short Circuit Union (STL), and successfully obtained the product test report.

       In 2019, the product successfully passed the test project of the world-renowned Dutch KEMA Laboratory (KEMA). The product showed excellent technical level and performance, and was highly praised by KEMA test engineers. The product test report obtained has the most widely recognized and credibility in the world.

       In 2020, the company exported 200,000 pieces of aluminum oxide and fang cylindrical head insulators for power transmission and transformation line projects in Pakistan, earning 3.56 million DOLLARS in foreign exchange.

       2020 high quality completed during the period of "much starker choices-and graver consequences-in" country first uhv dc diverse demonstration project, the east power transmission, guangdong and guangxi high limit liability company director pressure multi-terminal dc demonstration project (hereinafter referred to as "quinn LiuLong dc project") tasks such as production, supply, and China southern power grid will work "contributions" supplier "title.

 Company products in addition to strict implementation of national standards and international Electrotechnical Commission (IEC), the United States (ANSI), The United Kingdom (BS), Australia (AS) and other developed countries and organizations of the standards.

 Our company will start from the needs of users, not only to provide first-class products, but also to provide first-class after-sales service to users. All our promises will be translated into action.

電 話
產 品
短 信
聯 系
欧美国产视频日韩_韩国19禁主播vip福利视频_日本精品免费一区二区三区_亚洲国产欧美久久
18禁裸男晨勃露j毛免费观看| 在线观看av的网址| 一道本在线观看视频| 黄色一级二级三级| 免费无码国产v片在线观看| 国产乱子伦精品视频| 自拍偷拍视频在线| av中文字幕网址| 国产三级三级看三级| 亚洲国产精品毛片av不卡在线| 国产精品国产亚洲精品看不卡 | 午夜激情在线观看视频| 男人亚洲天堂网| 日本毛片在线免费观看| 5月婷婷6月丁香| 波多野结衣乳巨码无在线| 少妇人妻在线视频| 少妇无码av无码专区在线观看 | 四虎4hu永久免费入口| 精品少妇人妻av一区二区| 天天综合中文字幕| 免费成人深夜夜行网站视频| 日日噜噜噜夜夜爽爽| www.桃色.com| 欧美另类videos| 国产毛片久久久久久国产毛片| 久久久久久av无码免费网站下载| 日本国产中文字幕| 六月婷婷在线视频| 免费午夜视频在线观看| 黄色三级视频在线| 久久久久久久久久毛片| 日本三级中文字幕在线观看| 黄色片免费在线观看视频| av女优在线播放| 乱妇乱女熟妇熟女网站| 国产精品无码一本二本三本色| 中文久久久久久| 五月六月丁香婷婷| 日韩专区第三页| 日本中文字幕网址| 成人精品小视频| 在线播放av中文字幕| 裸体裸乳免费看| 美脚丝袜脚交一区二区| 久久久久狠狠高潮亚洲精品| 麻豆三级在线观看| 黄黄视频在线观看| 凹凸国产熟女精品视频| 网站一区二区三区| 欧美少妇在线观看| 国产97在线 | 亚洲| 久久精品影视大全| 免费看污污视频| 欧美一级在线看| 一级做a免费视频| 日韩久久久久久久久久久久| 成熟老妇女视频| 咪咪色在线视频| 国产免费黄色av| 午夜视频在线观| 国产一区二区在线视频播放| www.com污| 国产九色porny| 欧美三级午夜理伦三级富婆| 欧美激情亚洲天堂| 一区二区成人网| 欧美狂野激情性xxxx在线观| 国产一区视频免费观看| 男同互操gay射视频在线看| 国产性xxxx18免费观看视频| 国产福利片一区二区| 日韩视频第二页| 日韩欧美一级在线| 欧美精品aaaa| 成人免费在线网| 亚洲制服在线观看| 日韩视频免费在线播放| 337p亚洲精品色噜噜狠狠p| 久久婷五月综合| 自慰无码一区二区三区| 三年中国中文在线观看免费播放 | 300部国产真实乱| 亚欧美在线观看| 黄色免费视频大全| 青青视频免费在线| 日本中文字幕影院| 国模吧无码一区二区三区| av电影一区二区三区| 69久久久久久| 欧美少妇性生活视频| 久无码久无码av无码| 免费久久久久久| gogogo高清免费观看在线视频| 美女日批免费视频| 激情五月六月婷婷| 亚洲18在线看污www麻豆| 免费激情视频在线观看| 久久精品国产sm调教网站演员| 日韩欧美中文在线视频| 青青草精品视频在线观看| 青青草视频在线免费播放| 蜜臀av性久久久久蜜臀av| 激情在线观看视频| 黄色在线视频网| 免费裸体美女网站| 亚洲自偷自拍熟女另类| 我的公把我弄高潮了视频| 国风产精品一区二区| 亚洲日本黄色片| 日韩av.com| 三上悠亚av一区二区三区| 黄色一级大片在线观看| 国产又大又硬又粗| 日本三级免费网站| 欧美一区二区中文字幕| 欧美国产日韩激情| 男人插女人视频在线观看| 香港三级日本三级a视频| www.亚洲一区二区| 吴梦梦av在线| 看一级黄色录像| 在线观看18视频网站| 中文字幕の友人北条麻妃| 992tv成人免费观看| 三上悠亚免费在线观看| 9色视频在线观看| 久久www视频| 国产女主播自拍| 欧美激情视频免费看| 欧美视频在线观看视频| 国产美女主播在线| 精品视频在线观看一区| 亚洲熟妇av日韩熟妇在线| 国产资源在线视频| 哪个网站能看毛片| 国产aaaaa毛片| 欧美视频亚洲图片| 妞干网这里只有精品| 久久香蕉视频网站| 国产精品无码人妻一区二区在线 | 日本中文字幕精品—区二区| 午夜精品久久久久久久99热影院| 中文字幕 欧美日韩| 少妇高潮大叫好爽喷水| 日本一本中文字幕| 国产成人a亚洲精v品无码| 国产成人手机视频| 九九久久久久久| 黄色一级大片免费| 日韩免费一级视频| 激情视频免费网站| 99热一区二区三区| 国产无限制自拍| 少妇性l交大片| 欧美国产日韩在线视频| 欧美性潮喷xxxxx免费视频看| 欧美网站免费观看| 在线观看国产一级片| 黄色一级片av| 亚洲中文字幕无码不卡电影| 日本人69视频| www.一区二区.com| 日韩精品一区二区三区不卡| mm131国产精品| 蜜臀av性久久久久蜜臀av| 日韩av资源在线| 久久精品久久99| 精品久久一二三| 久久久久久久久久久久久久久国产| 日本精品福利视频| 爱情岛论坛成人| 国产精品自拍合集| 日日噜噜噜噜久久久精品毛片| 久久最新免费视频| 国产三区在线视频| 男女啪啪的视频| 日本毛片在线免费观看| 免费网站在线观看黄| 人妻久久久一区二区三区| 伊人色在线观看| 久久久久久久午夜| 在线观看av免费观看| 欧美 日韩 激情| 波多野结衣网页| 黑森林福利视频导航| eeuss中文| 欧美日韩亚洲自拍| 成人午夜精品久久久久久久蜜臀| 日本一二区免费| 青青视频在线播放| 国产亚洲精品久久久久久久| 五月婷婷深爱五月| 亚洲美免无码中文字幕在线| 国产精品中文久久久久久| 丰满人妻中伦妇伦精品app| japanese在线播放| 一级做a免费视频| 日本黄色三级大片| 欧美午夜小视频|