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After more than 30 years of research and development, diamond wire saws are not only widely used in the mining of marble, but also in the separation and cutting of hard rocks such as sandstone and granite; Explosion-hazardous underground gold mining in South Africa; not only for the processing of special-shaped stone products, but also for the construction of buildings and road works and the demolition and repair of reinforced concrete.

Recently, the Henan Provincial People’s Government issued the “Decision on the Second Henan Patent Awards”.

With the extensive application of large-scale mining machinery in the construction of harsh working conditions such as coal mining, tunnel shielding, tr

On the morning of June 8, the Yellow River Cyclone 2020 Technology Mobilization Conference was grandly held in the International Conference Hall on the fourth floor of the R&D Center. Chen Zhiqiang, general manager of listed companies, and Wu Xiwang, deputy general manager and director of the R&D center, attended the meeting and made work deployment speeches; deputy general managers Guo Hui, Zhao Ziyong, Li Mingtao and He Tianyun attended the meeting. The meeting was chaired by Li Mingtao, deputy general manager.

With the overall promotion of resumption of production, on the morning of March 23, the Yellow River cyclone type selection plant ushered in the first quarter of material watching competition. All the women workers are actively preparing for and participating in the skill competition. We are working hard! The material watching competition is divided into two parts: the preliminary and the final. The preliminaries are held by all