$哈斯科材料(HSC)$ 8-K - Current report Filed: 2017-12-13 AccNo: 0000045876-17-000111 Size: 1 MBItem 1.01: Entry into a Material Definitive AgreementItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a RegistrantItem 9.01: Financial S 网页链接