Production of oxygen blowing pipe, plastic pipe production enterprises specializing in the production of Tianjin Yingtong metal products Co., Ltd., relying on scientific and technological progress, optimize the product structure, strengthen enterprise management, and enhance the vitality of the enterprise management principle of improving quality and reducing consumption; increase management efficiency; the unity, truth-seeking, pioneering and innovative spirit of enterprise; in the customer is God, to the user is responsible for, all for customer service purposes. To seek credit with quality, seek development by credibility.