Yongkang Jiahao Icandelo loShishino kunye noRhwebo, Ltd. esekwe kwi-1995, egxila kwimveliso yezixhobo zamandla, ezinje ngesando se-petroli, i-peteroline picks, umqhubi we-petroli, i-petroli ye-angle grinder, i-petroli yomhlaba auger, isitshixo sefuthe le-petroli, i-petroli yomsiki womthi, izando zokudilizwa kombane kunye ne-drill. Ngaphezulu kwe-70% yezincedisi zenziwe zodwa. Ukuveliswa kobungcali kunye nomgangatho ogqwesileyo kwenza ukuba ixabiso leemveliso likhuphisane kakhulu kwintengiso.