Ka 1992, mokhatlo oa 'mino le pele litokelo ikemetseng thepa ea kelello ka China, o hlahile ka Ningbo Yunsheng Company. Mora Yunsheng batho ka lilemo tse mashome a 'maloa tsa boiteko unremitting, Yunsheng e fumane ka bolotsana letoto la seo a se finyeletseng li hlahelle. Hona joale, Yunsheng ke moeta-pele oa lefatše le moetsi fetisisa e khethehileng tšimong ea mokhatlo oa 'mino. Re tšoare fetang 50% ea 'mino bolelelane mokhatlo oa' maraka tsohle lefatšeng ka bophara.