With the continuous development of economy and technology, during the 11th Five-Year Plan period, the manufacturers of high and low temperature test chambers are also changing rapidly. The data shows that during the 11th Five-Year Plan period, China's GDP grew at an average annual rate of 11.2%, while the industry of high- and low-temperature box manufacturers achieved an average annual high-speed growth rate of 20%. The reason why the industry of high and low temperature box manufacturers can develop so rapidly is because of the following aspects: First, the rapid development of the entire national economy and the further deepening of the integration of the two industries have driven the demand for automation in various economic fields, thus It also brought prosperity to the industry of high and low temperature box manufacturers. Specifically, the implementation of national key engineering projects, the highlight of food and pharmaceutical safety and other issues related to national economy and people's livelihood are high and low temperature box manufacturers that play a vital role in the intelligentization of manufacturing equipment, automation of production processes, and quality supervision and quarantine Provides opportunities. Secondly, during the Eleventh Five-Year Plan period, the domestic high and low temperature box manufacturers have significantly improved their technology, which has caused some foreign market shares to be gradually replaced by the domestic market, increasing the market share of domestic high and low temperature box manufacturers. Third, the demand for high and low temperature box manufacturers in the Chinese market has made many multinational companies attach great importance to the cake in the Chinese market, and more and more foreign companies have begun to open factories in China. The conversion of previously imported products into local production has expanded the market scale of high and low temperature box manufacturers to a certain extent. Pet Stroller,Dog Stroller,Cat Stroller,Pet Gear Stroller DongGuan Baby-Plus baby ware Co., Ltd. , https://www.baby-plus.com