• <ul id="iqysa"><pre id="iqysa"></pre></ul>
    <kbd id="iqysa"></kbd><ul id="iqysa"><pre id="iqysa"></pre></ul>
  • <strike id="iqysa"></strike>
    
    
    中文
    EN

    National service hotline:   13956259526      13905620906

    Business philosophy

    Quality is the lifeline

    News

    Tongling Yuanyi Precision Machinery Co., Ltd.
    Address: 129 west Cuihu road 5, Tongling Economic Development   Zone, Anhui Province

    Tel:+86 13956259526       

    Tel:+86 13905620906
    E-mail:sale@yyjgjx.com    

    Skype:elena.chen93

    News

    Good news: the company has obtained six national utility model patents
    Release time:2020-11-28 09:15:36 | Browse times:

    Recently, the company has six utility model patents authorized by the State Intellectual Property Office.

    Patent name: "A new type of surface grinder"

    Patent number: ZL 2019 2 1734534.1

    Patent name: "A grinder to improve the machining accuracy of shaft parts"

    Patent number: ZL 2019 2 0887368.2

    Patent name: "a lathe with fast automatic clamping and feeding"

    Patent number: ZL 2019 2 0887369.7

    Patent name: "Wire EDM for easy recovery of spark oil for integrated circuit molds"

    Patent number: ZL 2019 2 0887366.3

    Patent name: "Slow wire machine for stable operation of integrated circuit molds"

    Patent number: ZL 2019 2 0886809.7

    Patent name: "A high-efficiency and stable working EDM machine"

    Patent number: ZL 2019 2 0886810.X

    001.png

    002.png

    003.png

    004.png

    005.png

    006.png

     
     Last chapter:Tongling Municipal Party Secretary Ding Chun and other leaders came to our company to investigate and guide the work
     Next chapter:Tongling Yuanyi Precision Machinery Co., Ltd. First Trade Union Member Congress
    HOME/ ABOUT YUANYI/ News/ PRODUCT/ Join us/ Contact us/ Message/ Answers/

    Tongling Yuanyi Precision Machinery Co., Ltd.

    Tel:+86 13956259526        Tel:+86 13905620906       

    E-mail:sale@yyjgjx.com     
    Address: 129 west Cuihu road 5, Tongling Economic Development Zone, Anhui Province

    Copyright of Tongling Yuanyi Precision Machinery Co., Ltd. Technical support:Creation Network

    99国产精品99久久久久久| 久久亚洲精品中文字幕三区| 国产偷国产偷高清精品| 国产suv精品一区二区33| 精品日产卡一卡二卡麻豆| 国产一区二区精品久久91| 国产亚洲精品a在线观看app| 国产精品久久久久天天影视| 四虎国产精品成人免费久久| 久久福利青草精品资源站| 成人午夜精品视频在线观看| 亚洲精品午夜无码电影网| 久久99热这里只有精品66| 久久久久久青草大香综合精品| 91精品免费不卡在线观看| 一级A毛片免费观看久久精品| 亚洲国产精品嫩草影院| 99精品视频在线观看| 久久天堂AV女色优精品| 国产成人精品无码播放| 一本色道久久综合亚洲精品| 国产成人久久久精品二区三区| 亚洲精品国产电影午夜| 国产精品无码永久免费888 | 国产精品天天看天天狠| 一区二区三区久久精品| 国产区精品福利在线社区 | 国产精品极品美女自在线观看免费| 日本精品啪啪一区二区三区| 久久国产精品视频一区| 国产亚洲美女精品久久久久| 国产精品高清m3u8在线播放| 999精品视频在线观看| 北条麻妃久久99精品| 在线精品一区二区三区电影| 人妻少妇乱子伦精品| 9久久这里只有精品国产| 国产精品亚洲玖玖玖在线观看| mm1313亚洲国产精品美女| 青娱乐精品视频在线观看| 亚洲性色精品一区二区在线|