There are 94 mechanical specialties and special funds, 48 basic chemical engineering and 35 medical biology. The market value of companies in the three industries accounts for 60% of all companies. In terms of market value distribution, 75% of the listed companies of professional special letters have a market value of less than 654.38+000 billion won, of which only three have a market value of 50 billion won. Funds are financial management projects. As long as they are financial management, you will be reminded to pay attention to safety, and you should choose regular fund products. Since 20021,the policy of "specialization and innovation" has been mentioned many times, aiming at cultivating small and medium-sized enterprises with professional, meticulous, characteristic and innovative development characteristics. July 27th, 20021People's Republic of China (PRC) Liu He, Vice Premier of the People's Republic of China said that vibrant small and medium-sized enterprises and diversified and differentiated economic ecology are the most important guarantee for China's economic resilience, and the soul of "specialization and innovation" is innovation. The "little giant" enterprise specializing in innovation will focus on specialization and independent innovation in the segmentation field, and focus on "filling shortcomings" and "filling vacancies" to solve the "stuck neck". According to the arrangement of several brokers, there are about 300 A-share listed companies in the list of three "Little Giants" specializing in special innovation announced by the Ministry of Industry and Information Technology.