香蕉草莓绿巨人秋葵榴莲-香蕉草草久在视频在线播放-香蕉爱爱视频-香蕉www-国产一区二区三区久久-国产一区二区三区精品视频

The technology center of Fujian Dadi Concrete Pile Co., Ltd won the honor of “Provincial Enterprise Technology Center” in 2014,.It is responsible for technology research  and quality management.

The technology center is committed to the innovation and development in the field of precast concrete piles, with strong technical research and development capabilities and excellent research and development team. It is equipped with more than 150 sets of advanced testing equipment, and more than  60  technicians. We have set up expert workstations, including 2 model workers, 2 senior engineers and 4  experts.  At the same time, the technology center has carried out research cooperation with many universities to continuously improve the innovation ability of our company. At present, it has more than 80 patents, and participated in the compilation of 13 national standards, industry standards and local standards.

The Technology Center leads the company in the forefront of the industry through its technological innovation capability.The company has developed high-tech products and technology with intellectual property rights by ourselves, such as prestressed concrete pile with sharp head", "corrosion-resistant pipe pile", "ecological sheet pile", "residual steam recovery system of autoclave", and "corrosion-resistant prestressed concrete pipe pile " has won the third prize of Fuzhou Science and Technology Progress Award.






主站蜘蛛池模板: 亚洲精品www久久久久久 | 国产午夜在线观看视频 | 精品国产成人a区在线观看 精品国产成人AV在线看 | 性夜夜春夜夜爽AA片A | 空姐被黑人 苏晓曼 | 99在线精品免费视频 | 色综合色综合久久综合频道 | 一个人在线观看视频 | 久久综合狠狠综合久久综合88 | 精品视频在线一区 | 精品免费久久久久久成人影院 | 野花韩国高清完整版在线 | 国产精品A久久777777 | 亲嘴扒胸摸屁股视频免费网站 | 亚洲 欧美 国产在线视频 | 和尚轮流澡到高潮H | 欧美人与善交大片 | 午夜国产福利 | 亚洲精品嫩草AV在线观看 | 亚洲中文字幕在线精品 | 波多野结衣网站www 波多野结衣教师系列6 | 亚洲国产精品嫩草影院永久 | 国产亚洲精品影视在线 | 高h原耽肉汁动漫视频 | 国产精品久久久久久免费字体 | 出租屋自拍贵在真实15P | 成人免费视频一区 | 亚洲精品AV一区午夜福利 | 色琪琪丁香婷婷综合久久 | 中国老太性色xxxxxhd | 亚洲视频区 | 国产色青青视频在线观看 | 正在播放久久 | 国产精品日本一区二区在线播放 | 国产av免费观看日本 | 日本大片免a费观看视频 | 99热这里只有精品88 | 三男强一女90分钟在线观看 | 国产色综合色产在线视频 | 特黄大片aaaaa毛片 | 羞羞答答dc视频 |