Yuhuan Xindun Machinery Co., Ltd. igxile ekuveliseni uhlobo ngalunye iinkcukacha ezikumgangatho ophezulu iivalvu backwater, iivalvu zebhola, iivalvu zemibhobho, izifakelo ubhedu kunye negumbi lokuhlambela izincedisi ezikhethekileyo ishishini njl. Sigcina ekuphuhliseni ubugcisa obuphezulu kwaye sisebenzisa izixhobo eziphambili ukwenza iimveliso eziphezulu.