Crystal Optoelectronics is a leading optical device company. The main business is the production, processing and sales of precision optical film components, sapphire substrates, micro projection modules and other products. In the investor relations report, Crystal Optoelectronics revealed that the company is currently focusing on the AR business. The AR business is currently working with OEMs in the form of OEMs to provide video glasses core projection parts and components. This year, we will further promote this aspect of in-depth cooperation. In addition, the company's smart car head-up display is scheduled to go live in the second half of the year. Since the second half of 2015, the price of sapphire substrates has dropped sharply, which has led to a sharp decline in the profitability of Crystal Optoelectronics' sapphire business. However, there are brokerage research reports that Crystal Optoelectronics is expected to return to high in 2016 through product structure adjustment. The growth rate has a broad space for medium and long-term growth. In the secondary market, the stock oscillated upward in the past half-month, and accelerated this week. It closed at the daily limit yesterday. The turnover rate was 13.64% throughout the day. According to the Dragon and Tiger List, Crystal Optoelectronics was bought by the two institutions for a total of 122 million yuan, accounting for 6.51% of the total turnover of the day; sold by an institutional seat of 25.7 million yuan, accounting for 1.37% of the total turnover of the day. In the past two weeks, the stock has risen by 30%. Although the performance is expected to be good, it is not suitable for intervention in the short term. Matrix Membrane Switch,,Prototype Membrane Switch,Keypad Membrane Switch CIXI MEMBRANE SWITCH FACTORY , https://www.cnjunma.com