一本无码中文字幕在线观,在线精品视频一区二区三区,国模精品一区二区三区,妖精色av无码国产在线看

Welcome: Luoyang Zhengqi Machinery Co.,Ltd
Language: Chinese  English

Business Announcement

About the partial patent invalidation claim

1. Our company previously held: Invention patent: water-cooled electrode cable (patent No. : 201210397940X); Utility model: high temperature resistant water cooled cable (patent No. : 2012205391169), rotary electrode water cooled cable (patent No. : 2012205351320), water cooled electrode cable (patent No. : 2012205351570), single crystal furnace water cooled cable (patent No. : 2012203736121), the company will no longer carry out patent protection.

2. Due to the early establishment of the company, it is inevitable that there will be invalid patents not deleted in time. If the company website and the website involving the name of the company appear the above patents, we hereby declare that the above patents have all lapses, we will try our best to check and delete, if you find, please contact us to delete, the company would like to express our thanks!

CATEGORIES

CONTACT US

Contact: ChongQing Zang

Phone: 13938896088

Tel: (0379) 62267825

Email: zhengqijixie@126.com

Add: Shuikou Village North, Mangshan Town, Laocheng District, Luoyang City

国产开嫩苞实拍在线播放视频| 无遮挡粉嫩小泬久久久久久久| 亚洲AV中文无码字幕色下药| 狠狠色婷婷久久综合频道毛片| 亚洲小说图片| 亚洲日韩片无码中文字幕| 国产又爽又黄又无遮挡的激情视频| 精品久久久久久无码中文野结衣| 亚洲亚洲人成综合网络| 播放灌醉水嫩大学生国内精品| 亚洲 日本 欧美 中文幕| 免费无码AV一区二区三区| 国精品午夜福利视频导航| 国产亚洲精品无码专区| 果冻传媒2021精品入口免费| 亚洲国产精品va在线看黑人| 亚洲精品卡2卡3卡4卡5卡区| 看全色黄大色大片免费久久| 久久久久波多野结衣高潮| 国产女人高潮视频在线观看| 久久久亚洲欧洲日产国码二区| 人妻无码久久精品| 欧洲美女黑人粗性暴交视频| 精品1区2区3区产品乱码| 80岁老熟妇乱子伦牲交| 久久久G0G0午夜无码精品| 国产AV无码专区亚洲AWWW| 少妇被又大又粗又爽毛片| 97人妻精品一区二区三区| 中文字幕人妻无码一区二区三区| 成人亚欧欧美激情在线观看| 国产亚洲AV2020最新网站| 一区二区无码免费视频网站| 午夜西瓜视频在线观看| 亚洲AV永久无码精品| 日韩AV无码精品一二三区| 在线 欧美 中文 亚洲 精品| 欧美精品v国产精品v日韩精品| 色翁荡息又大又硬又粗视频| 亚洲精品二区国产综合野狼| 日本一卡二卡三卡四卡免费|