Ua hoʻomaka ʻia ʻo YUANKY mai ka makahiki 1989, kahi e hāʻawi ana i ke kūlana kiʻekiʻe, ke kumukūʻai hoʻokūkū a me ka lawelawe maikaʻi loa ma ka ʻōlelo. ʻO wai ka mea hana ʻoihana o nā ʻano huahana Carbon āpau, me ke kaʻa, ka palaki mokokaikala a me ka ʻākoakoa palaki, ka palaki mea hana uila, ka palaki mīkini hale, ka palaki motika traction ʻoihana, ka palaki mīkini kaʻaahi, ke apo paheʻe motika, ke apo sila graphite-graphite a i ʻole ke apo sila graphite maʻemaʻe kiʻekiʻe a koke.

Hiki ke hoʻolālā ʻia a hana ʻia nā huahana maʻamau ʻole o nā ʻano like ʻole ma muli o nā koi kūikawā a nā mea hoʻohana.

I ka wā i hoʻokumu ʻia ai ka hale hana, nona mākou nā ʻenehana kiʻekiʻe a me ka hana ʻana, nā lako holomua kūikawā no ka hana ʻana a me ka hoʻāʻo ʻana, kahi hui ʻenekinia ʻoihana i ʻike nui i ka hoʻolālā ʻana a me ka hana ʻana no nā makahiki he nui.

Ke koi mau nei mākou i ka "ʻO ka maikaʻi ka mea mua, ʻo ka ʻoiaʻiʻo ke kumu" ma ke ʻano he kumumanaʻo o kā mākou hale hana, a ua nui ko mākou ʻike no nā huahana kalapona a makemake mākou e lilo i ka brand kiʻekiʻe.