Yong Zhang amurikirwa ku rubuga The Competition Winners ibi bikorwa: Ibishushanyo 2 byatsindiye ibihembo, byahawe ishimwe mu byiciro: Igicuruzwa cy'Ubuvuzi na Imashini Nkuru.
Reba icyegeranyo cy'ibikorwa byatsindiye ibihembo byakozwe na Yong Zhang
Ibishushanyo byakozwe na Yong Zhang
Igicuruzwa cy'Ubuvuzi Sterilized Band-aids Disinfection and Dressing cya Yong Zhang
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Imashini Nkuru TNK-50N Waste Concrete Reprocessing cya Yong Zhang
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