Gaoyuan Highway Maintenance Technical Co., Ltd. of Henan Province is a comprehe-nsive folk operated technical enterprise in the field of highway maintenance and mana-gement, which is the member of International Slurry Surfacing Association. Head office
of the company is located at the high- and- new economical and technical development zone of Xinxiang City, Henan Province. Sub-structures of the company in science resea-rching and operation are: High Grade highway...

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