The BlackRock Corporate High Yield Fund, Inc. operates as a closed-end mutual fund with a focus on fixed income instruments. Managed by BlackRock Advisors, LLC, its investment strategy spans global fixed income markets. The fund primarily builds its portfolio with bonds issued by companies from a diverse range of sectors. A significant portion of its holdings consists of debt instruments rated Ba or lower by Moody's Investors Service, Inc., or BB or lower by Standard & Poor's Corporation, signifying a high-yield, below-investment-grade focus. Its mandate includes seeking out both domestic and international high-yield securities, such as corporate bonds, corporate loans, convertible debt, and preferred stocks, all characterized as below investment grade quality. Founded on May 30, 2003, this U.S.-domiciled fund was previously known as BlackRock Corporate High Yield Fund VI, Inc.