Kenyelletsa lesela le sirelelitsoeng la boloi, tharollo ea mantlha ea litlhoko tsa hau tsa polokeho. Sehlahisoa sena sa Presmium se tsoang ho Changqing Highmen Co, LTD. E entsoe ka thepa e tsoetseng pele ea Balisa e tsoetseng pele, sehlahisoa sena se sirelelitsoeng se khona ho mamella tšusumetso e matla le ho thibela ho kenella ho tsoa li-projeketeng, liphika tsa khalase le maloanlahla a mang a kotsi le litšila tse ling tse kotsi. Likopano tse ikhethang le tse lumellang, lesela la boloi ke khetho e ntle bakeng sa lits'ebeletso tsa sesole le ts'ireletso, mekhatlo ea molao le ts'ireletso ea molao. E boetse e sebelisoa haholo ha ho etsoa lisebelisoa tsa tšireletso tse kang likepe, lishena le lithebe. Ka ts'ebetso ea eona e ntle, ho tšepahala ho phahameng le boleng bo ikhethang, re na le tšepo ea hore boloi ea bolo ea maoto e tla feta tebello ea hau ho u boloka u sireletsehile ebile u sireletsehile. Changqingteng High Perfect Fafer Co, Ltd. Ha molekane oa hau a ntse a fana ka tsebo le ho Phahameng bakeng sa litlhoko tsa hau tsa polokeho.