Ua tsaug rau peb cov neeg ua haujlwm txawj ntse uas mob siab rau thiab ua tau zoo heev, peb cov thev naus laus zis tau raug hloov kho dua tshiab kom txuag tau ntau tus neeg ua haujlwm thiab tus nqi. Nws cov kev siv tau nthuav dav ntau heev. Tam sim no, nws tau siv dav hauv kev ua haujlwm ntawm Cov Tshuab Ntaus Khaub Ncaws.
Yongjin kub muag ceev ceev elastic ntaub tiaj tus ua tshuab, tshuab rau weaving tiaj tus elastic band yog ua tib zoo tshawb fawb thiab tsim los ntawm pab pawg R & D, thiab qhov chaw yog meej heev, uas yog los daws cov teeb meem mob ntawm cov neeg siv khoom thiab ua tau raws li qhov xav tau ntawm cov neeg siv khoom. Yog li ntawd, cov ntaub ntawv ntsuas qhia tau hais tias cov khoom ua tau raws li qhov xav tau ntawm kev ua lag luam.
Tshuab xaws ntaub nqaim, siv txoj siv sia / daim kab xev webbing / elastic band ua tshuab tau txais kev qhuas ntau los ntawm cov neeg siv khoom, tau txais cov lus teb zoo los ntawm kev ua lag luam, thiab daws cov teeb meem mob ntawm cov neeg siv khoom.