YSX TECH. CO., LTD Announces Closing of Its Initial Public Offering and Full Exercise of Underwriter’s Over-Allotment Option Guangzhou, Dec. 19, 2024 (GLOBE NEWSWIRE) -- YSX TECH. CO., LTD (the “Company” or “YSXT”), a Cayman Islands exempted company that, through its variable interest entities in China, provides...