Haikou Municipal Taxation Bureau. Taxation is a vertical management system, which is a resident unit above the municipal level and does not belong to the departments directly under the county. However, the units are located in all provinces, cities, districts and counties in China, so the work places are all over the country. In addition, the tax system needs a wide range of majors, and students majoring in economics, finance, finance, economy and trade, law and so on can apply. So the tax bureau is a unit that many students can consider.