Shijiazhuang Yuncang Water Technology Corporation Limited ke e 'ngoe ea lihlopha tse ka sehloohong tsa Chaena, tse ikhethetseng ho hlahisa le ho fana ka lik'hemik'hale tsa letamo le lik'hemik'hale tse ling tsa ho hloekisa metsi ka lilemo tse fetang 12. Ka lilemo tse fetang 27 mocheng oa khoebo ea machaba ea lik'hemik'hale tsa metsi, le lilemo tse 15 tsa tšimo ea ho boloka phihlelo ea ho sesa le ho hloekisa metsi a indasteri, re ikemiselitse ho fana ka lik'hemik'hale tsa metsi a marang-rang le tharollo ea botekgeniki.