The gravel sand making industry need innovation and development . Many chinese engineering technology company go to the association . Managers participate in the annual meeting and talk about how to make more progress . The Secretary make an important speech. Chinese enterprises and gravel equipment companies transforming themselves, to show their talents in the international market economy.

Some wear-resistant materials can be broken with advanced machines . Mobile crushing plant can mine raw materials and construction waste . It is a competitive product in industry . Both crawler and wheeled type are all selling well in the company . Equipment and technology can further promote China gravel international standards .

The construction waste recycled in aggregate crushing and screening machines become several different sizes . This is the basis of construction waste recycling and reuse of engineering.