Due to the late starting and  belonging to traditional manufacturing, the drying equipment industry has been considered as a sunset industry.  This error positioning resulted in the American manufacturing position in international competition declined. More than half of the United States' drying equipment need to be imported. Japan in the 1960s and 1970s has a large number of introduction, absorption, digestion of  drying equipment technology in Germany, the United States and other countries. 2006 drying equipment output value reached 13.52 billion U.S. dollars, ranking No. 1 in the world, exports of $ 6.89 billion, ranking second in the world.
    The United States recognized  the manufacturing sector can not be ignored due to the rise of Japan. And the United States also began to recognize the drying equipment industry is a strategic industry, not a sunset industry. American re-enact policies and began to revive industry of drying equipment, it makes the United States' drying equipment industry began to develop in recovery. n the United States, a number of key industries such as petrochemicals, light industry, tobacco and so on, the government stipulated that they can only use American-drying equipment. As of 2006, the United States drying equipment production value is $ 3.63 billion, ranked No. 7 in the world, after China Taiwan region. The lesson of the America in the drying equipment industry once again showed that  "Only sunset technology, there is no sunset industry." China's drying equipment industry since the 1990s, gradually began to play an important role in China's economic development. In recent years, the Party and state leaders repeatedly went to drying equipment business to have a research study, the relevant national documents also did plans for drying equipment industry.