国产重口老太和小伙乱,国产精品久久久久影院嫩草,国产精品爽爽v在线观看无码 ,国产精品无码免费专区午夜,国产午夜福利100集发布

 

Home/About Us

Researches and Development

Updated: 2013-12-19

As the leader in the field of infrastructure construction in China, CGGC, by relying on its respect to science and technology and courage for meeting the challenges, always stays at the forefront of the industrial technologies.

Over the years, CGGC has made breakthroughs in lots of world-class construction difficulties, and created a number of core technologies with proprietary intellectual property rights, including world-leading technologies in river diversion and closure, high-strength concrete casting, the installation of large-scale hydropower units, large-scale metal structure manufacturing and installation, and the production of special cement and emulsified explosives. CGGC has formulated over 40 national and industrial technical standards, and won over 900 major scientific and technological awards including the top prize of China National Awards for Science and Technology Progress.

 

Links Privacy Statement Terms of Use Contact Us

Copyright@2013 China Gezhouba (Group) Corporation. All rights reserved.