Jalainur-khu (Bông-kó͘-gí: ᠵᠠᠯᠠᠢᠳᠨᠠᠭᠤᠷ
ᠲᠣᠭᠣᠷᠢᠭ
, Hàn-gí: 扎賚諾爾區) sī Tiong-kok Lāi-bông-kó͘ Chū-tī-khu Hulunbuir-chhī ê chi̍t ê chhī-hat-khu.