E hiwere Changhong na 1958 ma bụrụ otu n'ime isi ọrụ 156 n'oge "atụmatụ afọ ise mbụ" na obodo m.Ọ dị n'ime akụrụngwa mmepụta akwụkwọ nke Mianyang Changhong Packaging Co., Ltd., nke Sichuan nwe ya, ma na-eji ọtụtụ ihe nrụpụta nrụgide nke ụlọ ọrụ anyị, ihe mmetụta okpomọkụ na flaps magnetik.
