noun
core business; core operations
Refers to the central, most important business activities of a company, as opposed to peripheral or non-core operations.
当社は中核事業に経営資源を集中させる方針です。
Our company's policy is to concentrate management resources on our core business.
不採算部門を売却し、中核事業の強化を図る。
We will sell off unprofitable divisions and aim to strengthen our core operations.