Harbin Quality Inspection Association is composed of voluntary workers in the city's quality inspection and professional society groups, government inspectors linked bonds. Municipal Technical Supervision by competent authorities and the registration authority of the business community and daily management guidance. Supply and demand for the main channel of communication, to the famous product a pure land, so that the general user does not have to worry about the valve, the support of Technical Supervision in Harbin, the Harbin branch of Quality Inspection Association, founded valve "Harbin Institute of Tengen valve market information", the establishment of a with technology development, information consulting, agency services and other functions and hired several well-known industry expe.. (more>>)