igceke alinandaba ukuthi usebenzise imali engakanani noma ukuthi zingaki izihlahla ezibizayo ozitshalile uma ungenzi umsebenzi omuhle kuzobe nje ukwehluleka kwensimu yaseChina eqala ukuxazululwa yinkinga yamanzi e-Tang Dynasty Brick Stultast I-Curbstone eyodwa ucezu lokudonsa amanzi angasetshenziswa njenge-waterguide kanye ne-curbstone ikhambi elifanele egcekeni leGreen futhi lukhuni uma uthanda abangane bakhumbula ukunaka mina