$全美科技(USAT)$ 8-K - Current report Filed: 2019-01-28 AccNo: 0001140361-19-001641 Size: 61 KBItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain OfficersItem 8.01: Other EventsItem 9.01: Financial Statements and Exhibits 网页链接