久久久久高潮毛片免费全部播放-久久久久高潮综合影院-久久久久国产-久久久久国产a免费观看rela-久久久久国产成人精品亚洲午夜-久久久久国产精品

Welcome to Jinan Helishi Automation Co., Ltd
0531-66591026
NEWS
Congratulations to our company for obtaining 4 patents and 8 software Copyrights
Time:2021-11-11 Views857
Sharing:

     

Recently, the four patents of "a heating unit monitoring device", "a corridor automatic fire prevention and control door", "a flue gas desulfurization device" and "a beer fermentation detection tank" developed by our company have been approved by the State Intellectual Property Office and obtained the utility model patent authorization. At the same time, there are also eight software Copyrights have been issued by the National Copyright Administration certificate.


Up to now, our company has more than 50 patents and software copyright registration certificates. The system or software involved in these intellectual property certificates is applied to our products, which is conducive to the company's market development and product promotion, and is conducive to the company's continuous innovation mechanism and the protection of the company's independent intellectual property rights. It further improves the technological content of the company's products, enhances the stability of the products, improves the core competitiveness of the enterprise, and provides a strong scientific and technological support for the company's re-development.

11.jpg

22.jpg

国产又爽又黄又无遮挡的激情视频 | 少妇愉情理伦片 | 少妇性饥渴无码a区免费 | 国产精品福利在线观看 | 黑人上司粗大拔不出来电影 | 亚洲色精品vr一区二区三区 | 色综合av综合无码综合网站 | 伊人久久大香线蕉av成人 | 精品无码人妻一区二区三区不卡 | 无码国产色欲xxxx视频 | 精品999久久久久久中文字幕 | 少妇高潮惨叫久久久久久 | 日韩欧美aⅴ综合网站发布 免费无码一区二区三区蜜桃 | 国产∨亚洲v天堂无码久久久 | 久久精品中文字幕无码绿巨人 | 人人妻人人澡人人爽曰本 | 狠狠色噜噜狠狠狠8888米奇 | 日日摸日日碰夜夜爽无码 | 国产乱子夫妻xx黑人xyx真爽 | 国产精品免费av片在线观看 | 日产国产精品亚洲系列 | 好爽别插了无码视频 | 中文亚洲av片在线观看不卡 | 亚洲av无码兔费综合 | 国产又色又爽又刺激在线播放 | 色老头在线一区二区三区 | 乱子伦视频在线看 | 国产一级片观看 | 精品一区二区三区视频在线观看免 | 香蕉久久国产av一区二区 | 男人j进女人p免费视频 | 日韩亚洲av无码一区二区不卡 | 亚洲国产一二三精品无码 | 护士张开腿被奷日出白浆 | 手机看黄av免费网址 | 亚洲aⅴ在线无码播放毛片一线天 | 国产一级精品毛片 | 国产在线观看一区 | 夜夜躁狠狠躁日日躁视频 | 国产香蕉97碰碰久久人人 | 特黄 做受又硬又粗又大视频 |