Fais tricycles feem ntau yog taw qhia rau thaj chaw nyob deb nroog thiab nroog-nroog nroog. Lawv tau dhau los ua tsheb thauj khoom me me rau cov tsev neeg zoo tib yam hauv ntau lub nroog thiab cov nroog. Kev ua lag luam muaj peev xwm loj heev. Tam sim no, Tuam Tshoj txoj kev lag luam hluav taws xob tricycle tseem nyob rau theem pib nce, tseem muaj ntau qhov chaw loj hlob nyob rau hauv 3-5 xyoo tom ntej, thiab kev lag luam xav tau cov khoom lag luam tau nce ntxiv. Yog tias ib lub tuam txhab xav kom muaj txiaj ntsig zoo hauv kev sib tw, nws yuav tsum tau tswj hwm kev tsim kho tshiab, thiab yuav ua li cas txhim kho nws cov khoom yog lub hom phiaj nws tau nrhiav.
Txawm hais tias sine yoj maub los tau siv dav hauv hluav taws xob ob lub log tsheb, ob peb lub lag luam siv sine yoj maub los hauv kev lag luam hluav taws xob tricycle. Daan hluav taws xob tricycle tau qhia txog cov khoom siv tshiab ntawm "Keya sine plus" thiab tau ua tiav rau cov neeg siv khoom. Thaum txhim kho kev nyab xeeb, nws txhim kho cov neeg siv kev nplij siab, kom tsis tu ncua ua raws li cov neeg siv khoom txaus siab.
