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Previously excavated at minimum 3 to 5 epb tunnels, with some of them having completed scores of previous epb projects.The bottom 15 performers were all operated by contractors with little epb experience, with one exception.3 conveyor mucking systems conveyor mucking systems were used on only 15 of the projects 7 of 46.
We are a large-scale joint-stock enterprise integrating scientific research, production and sales.Our leading products have crushing equipment, sand making equipment, mobile crusher, etc., Each type of product is with complete specifications. All products have passed ISO9001, CE and GOST international quality system certification.