E 'ngoe ea likarolo tse hlahelletseng tsa letsoho la rock la Kaiyuan le kentsoeng ho Hitachi 1200 excavator ke bokhoni ba eona ba ho sireletsa enjene e kholo.
Rock Arm, e le letsoho le fetotsoeng ka merero e mengata, e loketse bakeng sa merafo ntle le ho phatloha, joalo ka merafo ea mashala a bulehileng, merafo ea aluminium, merafo ea phosphate, merafo ea lehlabathe la khauta, merafo ea quartz, joalo-joalo E boetse e loketse bakeng sa ho epolloa ha lefika ho kopane le kaho ea motheo e kang kaho ea litsela le ho epolloa ka tlas'a lefatše, joalo ka lejoe le thata, lejoe la lehlabathe, lejoe le letle la lejoe la lehlabathe, lejoe la lejoe le thata, lejoe la lehlabathe le letle. liphello, matla a thepa e phahameng, tekanyo e tlaase ea ho hlōleha, matla a phahameng a matla ha a bapisoa le lihamore tse pshatlang, le lerata le tlaase. Rock Arm ke khetho ea pele ea lisebelisoa ntle le maemo a ho phatloha.
