I -poly round sling luyilo olutsha, ngokusebenzisa itekhnoloji yokucubungula egqwesileyo kunye nemathiriyeli ekrwada ekumgangatho ophezulu, ukusebenza kwe- poly round sling ukuya kumgangatho ophezulu. Sigqibelele kuzo zonke iinkcukacha zesilingi se -poly round , siqinisekisa umgangatho womgangatho, ukuze sikuzisele amava emveliso agqibeleleyo. I -Lishenflex yingcali ye-China poly round round isilingi kunye nomthengisi, ukuba ujonge eyona poly round isilingi ngexabiso eliphantsi, dibana nathi ngoku!