[Wavelength Optoelectronics: Net profit in the first three quarters increased by 94.47% year-on-year] On October 23, Wavelength Optoelectronics (301421.SZ) announced that it achieved operating income of 171 million yuan in the third quarter, a year-on-year increase of 40.18%; the net profit attributable to shareholders of the listed company was 21.2562 million yuan, a year-on-year increase of 84.36%. In the first three quarters, operating income was 414 million yuan, a year-on-year increase of 19.94%; net profit attributable to shareholders of listed companies was 50.103 million yuan, a year-on-year increase of 94.47%. Revenue growth is mainly due to the growth of infrared optical business used in lightweight uncooled infrared imaging scenarios, optical business in the semiconductor and pan-semiconductor field, and AR/VR consumer optical business. The growth of net profit was mainly due to the improvement of the company's comprehensive gross profit margin level.