Weifang Toption Chemical Industry Co., Ltd., hoʻokumu ʻia i ka makahiki 2006 me kahi kapikala 5 miliona i hoʻopaʻa inoa ʻia, 150 mau limahana, hoʻolaʻa ʻia i nā kemika aloha enviromental; he mea hana hana a Calcium Chloride, Barium Chloride, Magnesium Chloride, Sodium Metabisulfite, Sodium Bicarbonate, Sodium Hydrosulfite, Gel Breaker, a pēlā aku.
ʻO kā mākou hōʻike noi huahana
Hōʻoia kā mākou huahana i ka maikaʻi
Nā Papahana i Pau
Nā makahiki o ka ʻike
Ke lanakila nei nā makana
Holomua papahana
ʻOihana lawelawe, hōʻoluʻolu mea kūʻai aku