Nthaŵi
zotengera chikho
ndi kuti zitheke kunyamula kapu imodzi kapena zingapo, zomwe nthawi zambiri zimagwiritsidwa ntchito m'masitolo a khofi, komanso zimatha kugwiritsidwa ntchito kulongedza.
Chosungira chikho cha Uchampak chili ndi mawonekedwe osiyanasiyana, omwe amatha kupangidwa ndi njira zosiyanasiyana zopinda, ndikuthandizira OEM&ODM. Ndikoyenera makapu 1-4 kuti akwaniritse zosowa zosiyanasiyana. Katswiri R&Gulu la D lapanga wogwirizira chikho cham'badwo wachiwiri ndikufunsira patent.