The registration office of the city's administrative approval board, represented by the legal person, is located in the village of takao, kaung town, iheung city. The legal entity is represented by tsai-fung and operates in the areas of environmental equipment, exhaust gas equipment, technical research, development, design, manufacture and sale of incinerators; sale of glass and steel products, plastics, valves, pumps, wind machines, automated control equipment, hardware and cable cables. (projects subject to legal approval may not operate without the approval of the relevant department)