$普拉格能源(PLUG)$ 8-K - Current report Filed: 2018-11-02 AccNo: 0001104659-18-065758 Size: 959 KBItem 1.01: Entry into a Material Definitive AgreementItem 3.02: Unregistered Sales of Equity SecuritiesItem 5.01: Changes in Control of RegistrantItem 9.01: Financial Statements and Exhibits 网页链接