Young Fast Optoelectronics Co., Ltd. announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was TWD 337.229 million compared to TWD 116.509 million a year ago. Operating income was TWD 22.859 million compared to operating loss of TWD 33.000 million a year ago. Net income was TWD 27.878 million compared to net loss of TWD 7.132 million a year ago. Basic earnings per share was TWD 0.19 compared to basic loss per share of TWD 0.05 a year ago.