BEIJING, CHINA / ACCESSWIRE / May 31, 2023 / First High-School Education Group Co., Ltd. ("First High-School Education Group" or the "Company") (OTCQB:FHSEY), an education service provider primarily focusing on high schools in Western China, today announced that it will release its unaudited financial results for the first quarter 2023 ended March 31, 2023, prior to U.S. markets open on June 5, 2023. First High-School Education Group's management will hold an earnings conference call on Monday,...