Abstract: The company's main business covers smart buildings and energy efficiency, smart transportation, smart medical care, etc. Smart building+smart healthcare+smart transportation go hand in hand, but in recent years, smart medical revenue and orders have grown rapidly, and the gross margin level has surpassed traditional main business, becoming an important source of the company's main revenue and profit. As a technology-intensive enterprise, the company continuously invests and innovates in the field of technology. It has strong independent innovation capabilities, the ability to rapidly develop system products and the ability to promote industrialization. Three series of products, system products, software products, and terminal products, ensure that the company is at the cutting edge of the market and is in a leading position in the industry. With high-quality technology and services, the company actively implements model innovation, and seizes the opportunities brought by the reaggregation and allocation of resources under new business models such as PPP. Newly signed project orders have laid a good foundation for next year's growth. Moreover, most of the company's engineering projects use the PPP model, which is conducive to seizing the right to subsequent operation services. On September 25, Xiong'an Dashi Smart Technology Co., Ltd., a wholly-owned subsidiary of Dashi Smart, obtained a business license, completed industrial and commercial registration, with a registered capital of 500 million yuan, becoming the first batch of enterprises approved for registration in Xiong'an New Area. Profit forecast: We expect the company's main revenue for 2017, 2018 and 2019 to be 2,727 billion yuan, 3,027 billion yuan and 3.299 billion yuan respectively, with net profit of 386 million yuan, 434 million yuan and 484 million yuan respectively, with earnings per share of 0.19 yuan, 0.21 yuan and 0.23 yuan respectively, giving an investment rating of “increase in holdings”. Risk analysis: 1) management risk; 2) talent change risk 3) market competition risk; 4) other risk of force majeure.