NgoJuni ka-2020, isityalo esitsha sesiseko sasekwa kwiNqila yaseJiahe, kwisiXeko saseChenzhou, kwiPhondo laseHunan.Sisebenzisa kwindlela yokubunjwa kwegobolondo lesanti egqunyiweyo .Emva kophando lonyaka omnye kunye nokuphucula, iteknoloji yemveliso iphucula rhoqo.Inkqubo yombala otyheli...
Funda ngokugqithisileyo