1, Zhewen Internet: 2020 annual report shows that the company's operating income of 9.261 billion yuan, an increase of -50.96%, nearly 3 years compound growth of -19.27%. The Science and Technology Department of Shandong Province issued a notice on the key research and development plan of Shandong Province in 2019. Among them, Keda Shares (600986) holding Sun company Keda Semiconductor Co., LTD. (KEda Semiconductor) \"Independent research and development and industrial application of IGBT chip for industrial control system\" and \"Energy-saving frequency conversion special insulated gate bipolar transistor chip and device industrialization project\" are listed as major scientific and technological innovation projects and carried forward projects, respectively. The total amount of grants received amounted to 9 million yuan.
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2. Star Semiconductor: The operating income of 963 million in 2020, an increase of 23.55%. Domestic IGBT module leading manufacturers, technology, product lines and customers and other dimensions in a leading position.
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3. Xinjie Energy: The operating income of 955 million yuan in 2020, an increase of 23.62%. The leading semiconductor power device design enterprise in China, one of the first local enterprises with channel power MOSFET, superjunction power MOSFET, shield gate power MOSFET and IGBT four products, has gradually realized the import substitution of MOSFET, IGBT and other high-end products; The company has established cooperative relations with many downstream subdivision leading enterprises, including Nunbo, Scud, Foxconn and so on, and has been ranked as \"China's Top Ten semiconductor power device Enterprises\" for four consecutive years.
The leading shares of igbt listed companies are: Star semiconductor, Times Electric, BYD, Yang Jie Technology, Taiji shares, Macro Micro technology, Shilanwei, Xinjie Energy and so on.
igbt is a kind of power semiconductor, in recent years, widely used in new energy vehicles and photovoltaic wind power industry, the demand is growing rapidly. Benefiting from the strong demand for new energy vehicles and Fengfu, the consumption of IGBT has increased significantly in recent years.