The first of the "seven wonders of the new century" is about to appear in new China

Beijing will mark the 1,000-day countdown to the opening of the 2022 winter Olympics on May 10.The national speedskating hall, the iconic venue of the Beijing winter Olympics, will be capped at the end of this year, and the national aquatics center, "water cube," will be renovated in July 2020.

With the rapid development of science and technology, the construction mode of human production has been continuously upgraded.Since the beginning of the 20th century, the prefabricated building has attracted widespread attention, and in the United States and Europe and other countries to try, reflects the construction speed, low cost of production and other advantages.

Organized by China building metal structure association, the second group of China steel structure gold award engineering expert evaluation meeting was held in Beijing recently. More than 30 experts from all over the country selected 191 related projects submitted by enterprises, and 12% of the projects did not pass the final selection.

The China iron and steel association holds a press conference on the operation of the steel industry in the first quarter of 2019 on April 28.

On April 26, the main bridge line A of luoanjiang river bridge was successfully closed and the east and west sides of the bridge were connected.

In 2018, the pace of transformation and upgrading of China's private iron and steel enterprises is accelerating, and the overall development of enterprises presents a good trend, which is mainly reflected in the following aspects.

A few days ago, the general office of the state council issued the implementation opinions on comprehensively carrying out the reform of the examination and approval system for engineering construction projects (hereinafter referred to as the opinions).

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A few days ago, xinhua news agency published the article "domestic steel enterprises accelerate the reorganization and adjustment of layout", pointing out that due to the dual influence of market and policy, many domestic steel enterprises are planning cross-regional, cross-provincial and cross-ownership merger and reorganization, seeking greater, more stable and further development space.