On April 16th, 2019, the company release the 2018 Annual Report. The company achieved 2.664 billion Yuan of the operating revenue in 2018, increasing 29.52% year-on-year; and the net profit attributable to the shareholders of the listed company was 66, 669, 200 Yuan, decreasing 20.75% year-on-year, with basic earnings per share of 0.0552 Yuan. The whole industry chain of “bar-optical wand-optical fiber-optical cable” has been formed in the company, and the quartz big sleeve as the important upstream raw material of fiber prefabricated rod with the independent intellectual property rights of the holding subsidiary JiuZhi Optoelectronic Material Technology Co., Ltd., has realized commercial sales. Meanwhile, the project for the optical fiber perform applied with new technology has been launched, and the 1st period of the optical fiber perform project raised to vote in Shandong is basically finished which will put into operation in 2019. At that moment, the company will have two optical fiber performs manufacturing technologies at the same time.