Iyo SINHAI yakavambwa muna 2001 muBaoding, guta riri pedyo neBeijing, china.
Nhasi kambani iyi mutambi ane mukurumbira mumusika weChina nezve kugadzirwa kwemashiti uye polycarbonate masisitimu.
SINHAI polycarbonate sheet inowanzoshandiswa munzvimbo dzakasiyana, sekuvaka, kurima, kushambadza, DIY kushongedzwa uye nezvimwe.
Tinodada nekupa sevhisi kunenge kwese kwese kwese pasirese neProfessor, yakanaka inoseka, timu yechidiki ine simba nekukunda matambudziko.