Umwanya Smile ni intebe y'ibiti yakozwe kugira ngo ikoreshwe buri munsi. Umugongo w'intebe wagenwe mu buryo busa n'agace k'akanwa kazamutse gato, ibyo bikaba aribyo byahaye intebe iyi zina. Ibikoresho byo kuramira amaboko, amaguru yo imbere n'amaguru yo inyuma bigaragara nk'igice kimwe cy'igiti cyacitse maze kigakura, bigaragaza igitekerezo cy'ukuntu ibintu byose bikura. Imirongo igoramye y'ibikoresho byo kuramira amaboko n'umugongo w'intebe iroroshye, isukuye kandi yuzuye, kandi ikorwamo igicucu koroheje. Intebe yakozwe mu giti cya beech na walnut yo muri Amerika y'Amajyaruguru, igashushanywa binyuze mu buryo bwo kunikiriza ibiti. Aho umuntu yicara n'umugongo w'intebe byanonozwe kugira ngo bishimishe kurushaho.

Izina ry'umushinga : Smile, Izina ryabashushanya : Xu Le, Izina ry'abakiriya : Zhijiang college of zhejiang university of technology.

Soma ibiganiro biheruka n'ibiganiro kubijyanye no gushushanya, guhanga no guhanga udushya hagati yumunyamakuru wubushakashatsi hamwe nabashushanyo bazwi kwisi yose, abahanzi nabubatsi. Reba ibishushanyo mbonera bigezweho hamwe n'ibihembo byatsindiye ibihembo byabashushanyo bazwi, abahanzi, abubatsi n'abashya. Menya ubushishozi bushya kubijyanye no guhanga, guhanga udushya, ubuhanzi, igishushanyo mbonera. Wige ibijyanye nigishushanyo mbonera cyibishushanyo mbonera.