$艾伦建材(AAON)$ 8-K - Current report Filed: 2019-01-29 AccNo: 0000824142-19-000018 Size: 70 KBItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain OfficersItem 9.01: Financial Statements and Exhibits 网页链接