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DELAND regards customer value maximization as the pursuit of enterprise, and attach importance to the future demands of customers, using the leading thought and action to develop enterprise rapidly and continuously. The company achieves comprehensive control and disposal of pollutant, and achieves maximization application for propagation and service. DELAND is grounded on water disposal and water environment, which persists in the feature and advantage in waste water recycling and disposal in high difficulty, implements one-stop service in the process of water disposal, and constantly improve product and service level of difficult problems in oil field development in aspects of energy development and service and implements comprehensive project service.

DELAND constantly strengthens team building, regulates and improves enterprise management, enhances technique research, product innovation and service innovation, and implements the expansion force of global integration to achieve development and growth of company. Quality is the lifeline for company, and qualified quality is the bottom line for company. DELAND takes customer value maximization as lasting pursuit really, which continuously improves product quality. The company diligently strives and grasps customer’s future demands, and deeply creates maximization value for customers to achieve customers’ constant satisfaction.