Henan Coal Scientific Research Institute Co., Ltd.
Keming Mechanical & Electric Department directly subordinate to Henan Research Institute of Coal Science expands from a pilot plant supported by abundant scientific research strength of Henan Research Institute of Coal Science. Now it develops into a leading enterprise in the industry of concrete spraying machine and is formed by concrete spraying machine as the main body of series of diversified products. It owes high reputation in society with high quality and technology.

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