Mei he ʻaho ʻoku ke fakatau ai ʻa e tefitoʻi koloa synthetic，Fiefia ʻi he maluʻi taʻu ʻe 1 hili e ngaue tokoni，Neongo ia, ʻoku fie maʻu ke muimui ki he ngaahi tefitoʻi moʻoni ko ʻení：
1． Te ke lava ʻo ʻoatu ha kaati maluʻi ʻoku kei ʻaonga mei heʻemau kautaha。
2． Naʻe ʻikai ke fakatahatahaʻi ʻa e koloa ʻiate ia pe，fakaleleiʻi，toe feʻunga，ʻOku kei tuʻu maʻu pe ʻa e fakaʻilonga QC。
3． ʻOku fakaʻaongaʻi ʻa e koloa ʻi he tuʻunga angamaheni，ʻOku ʻi ai ha palopalema lelei。