The controlling shareholder of the company is Crystal Optoelectronics, a company listed on the main board of the Shenzhen Stock Exchange, which holds 79.14% of the company's shares. For the first time, the company plans to issue no more than 22.0 million shares of the company, which is no less than 25% of the total share capital after issuance. The company plans to invest 296 million yuan this time. The main investment projects are reflective material construction project with an annual output of 6.8 million square meters and R&D center construction projects. In 2019, 2020, 2021, and January-June 2022, the company achieved operating income of 174 million yuan, 191 million yuan, 261 million yuan, and 134 million yuan respectively. Net profit attributable to shareholders of the parent company during the same period was 34.2005 million yuan, 375.711 million yuan, 53.299 million yuan, and 26.108 million yuan respectively. The company's overseas customers account for a relatively high proportion, and the global COVID-19 situation is still quite serious. There is great uncertainty about the global economy. If the epidemic continues to spread in the future, causing the company's upstream and downstream suppliers and customers to stop work and production, it will affect the company's export situation and pose a certain risk to the company's operating performance.