Hoʻohana nui ʻia ka Fangyuan Multi-deck High Frequency Screen i ka hoʻokaʻawale ʻana i ka hao hao me ka hoʻokaʻawale pololei a me ka pono o ka kānana kiʻekiʻe. Uhi ka lako i kahi wahi liʻiliʻi a he wahi kānana nui. Ua lako me ka pale maikaʻi polyurethane (ka liʻiliʻi loa 0.075mm) i hoʻomohala kūʻokoʻa ʻia e Fangyuan. ʻAʻole maʻalahi ka pale e ālai i ka lua, hānai ʻia nā mea hānai i ka manawa like, nui ka hiki ke hana, paʻa a hilinaʻi ka hana o nā lako, a ua hoʻemi ʻia ka manawa mālama a me ka hana.
