Chichayina (ku Chingezi: Chinese, Chindevere: Isishayina;) mutauro wekuChayina, uye unotaurwa nevanhu vazhinji vepasirore kunyanya kuEzhiya. MuchiChayina chakareruka unonzi: 汉语; uye muchiChayina chechinyakare unonzi: 漢語 (Hànyǔ) pamusoro pezvo rimwe zita reChayinisi i中文 (Zhōngwén) kunyanya kumutauro wakanyorwa). Chayinisi iboka remhando dzakasiyana dzemitauro dzinoumba bazi reSinitiki (Sinitic) remitauro yeSino-Tibheti, inotaurwa nerudzi rwechiChayina ruzhinji uye mazhinji mashoma madzinza muChayina Huru. Vanenge vanhu 1.3 bhiriyoni (kana vangangoita 16% yevagari vepasirese) vanotaura mhando dzeChichayina semutauro wavo wekutanga. Icho chaicho chinopfuura mutauro mumwe chete asi boka remitauro yakasiyana nemitauro. Vanoti zvavasinganzwisisi mumwe asi kubvira makore 1000 havana vose vaishandisa chete rugwaro pamwe nemifananidzo izvi. Chinyorwa cheChichayina chinoshandisa izwi rimwe chete pazwi rese saka munhu wese anonzwisisa zvinyorwa kunyangwe akaverenga uye achidudza zvakasiyana. Huwandu hwevatauri veChichayina mitauro ingangoita 1,200,000,000 kana vanhu vanopfuura bhiriyoni rimwe chete. Pakutanga kwezana ramakore re20 pakati pemitauro nemutauro wainge wakakura kwazvo. Kubva shanduko yeChichayina ya1911 chimiro chemutauro wepamutemo chakavakwa unonzi Chimandarini . Mazuva ano zvinokurukurwa kana kunyatsonzwisiswa pakati pevakawanda vese maChayina. Vatauri vemitauro yese yeChichayina vachiri kunzwisisana kuburikidza nekunyora - sekunge vaive vadzidzi.