September 5，China Railway Construction Machinery Sand Equipment On-site Observation Meeting Held in Hefei-Wuhan high-speed rail Project，The activity is organized by China Railway Construction Heavy Industries.、Undertaken by China Railway 21st Bureau，It is divided into two parts: on-site observation and conference exchange.。Du Xianghao, General Manager of Operation Management Department of CRCC、Deputy General Manager Wei Guangming，Deputy Secretary of the Party Committee of Railway Construction Heavy Industry、General Manager Wang Peng，Deputy Secretary of the Party Committee of Railway Construction Heavy Industry、Deputy General Manager He Yongjun，Standing Committee of the Party Committee of China Railway 21st Bureau、Deputy General Manager、Chief Engineer Feng Jianjun attended the event.，The person in charge of the equipment and material department of each engineering unit of China Railway Construction Corporation participated in the activity.。

Du Xianghao delivered a speech

Wei Guangming presided over the meeting

Wang Peng delivered a welcome speech

Feng Jianjun introduced the processing of sand and stone aggregates and the development of mines.

It is understood that，Hefei-Wuhan High-speed Railway is China's“Eight vertical and eight horizontal”Main channel of high-speed railway network“Passage along the river”An important part of。Among，The project of aggregate processing plant in the fourth bid section of Hefei-Wuhan high-speed rail was observed.，Provided by China Railway Construction Heavy Industry Co., Ltd.“Three-stage closed-circuit crushing and screening+Vertical shaft crushing, full reshaping, sand making, fineness adjusting and modulus”Wet production process scheme。

Watch the scene，Participants witnessed the complete production process from tunnel slag to finished machine-made sand products.，It fully demonstrates the high efficiency crusher of Railway Construction Heavy Industry.、Successful application of advanced production technology and equipment such as screening equipment and environmental protection facilities in the project。The successful operation of this project is another classic case of Tiejian Heavy Industry Co., Ltd., which is committed to solving the production and reuse of tunnel slag.。

The observation meeting was held through on-the-spot investigation.、Exchange and discuss the development of machine-made sand industry of China Railway Construction and the improvement of machine-made sand equipment of China Railway Construction Heavy Industry.，It brings together the respective advantages of engineering construction units and equipment manufacturing units.，Jointly promote the high-quality development of machine-made sand equipment industry。

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Over the years，China Railway Construction Heavy Industry has always focused on differentiation.、R & D and manufacturing of customized high-end equipment，It is committed to providing intelligent equipment and overall solutions for underground engineering construction.，Tunnel ballast processing has been created.、Mine aggregate processing、Construction waste disposal、Comprehensive utilization of gangue、Ore processing and other series of production lines。Relying on big data and Internet of things technology，Railway Construction Heavy Industry Promotes Product Digitalization、Digitization of equipment、Process digitization，Construction covers the exploitation of raw materials、Aggregate processing、Aggregate measurement、Intelligent management platform for equipment and facilities in the whole process of material transportation，The automation of that production proces of the equipment is realized、Quality inspection automation、Product shipment automation and enterprise information management intelligence，Product coverage 50tph-4000tphEach production level，It has been successfully applied to railway.、Highway、Water Conservancy、Mine、Urban construction and other fields。

During the visit，All the participants intuitively felt the high-quality products of China Railway Construction Heavy Industry and the advanced management level of China Railway 21 Bureau.，To improve the return on project investment for each group company in the system，Improve the fine management level of the project，It has set an example in strengthening mutual trust and cooperation between brotherly enterprises.，Developing Green Building Material Industry for China Railway Construction Corporation、It has laid a foundation for promoting the high-quality development of machine-made sand equipment industry.。