Along with the growth of the excavator market growth, as well as the heavy equipment market, the rapid rise of the excavator special high-pressure fuel tanks and heavy equipment, non-standard fuel tank market. Mining Machinery Branch of China Construction Machinery Association is expected to excavator industry in the next five years the average growth rate will remain about 20%. Excavator market growth will be a huge market share. With the rapid growth of demand of the domestic excavator, excavator special fuel tank market demand also showed a trend of rapid growth.