Environmental governance of Mapuni has focused on the overall planning, engineering design and equipment research of water resources development and utilization, water pollution prevention and soil remediation in the field of water control engineering. It has integrated technical resources, based on its own advantages, extended the industrial chain, expanded the scope of business, built environmental protection platform, and undertook complex water environment control projects with comprehensiveness, large-scale, construction and operation integration, and financing technology services. Through the integrated development model of production, study, research and use, the core technology products have been formed in the fields of river ecological restoration and pollution control, and have been applied in many engineering projects.