原因:There's no indication of the historical use of this flag design in reliable secondary sources. This is NOT an official or historical flag, but a fictitious user-made one.
摘要
描述Salar ethnic flag.jpg
English: Salar ethnic nationalism - The Salar people (Chinese: 撒拉族; pinyin: Sālāzú; Salar: Salır) are a Turkic ethnic minority of China who largely speak the Salar language, an Oghuz language.