Mai ka makahiki 2008, ua hoʻolaʻa ʻia ʻo YIY i ka noiʻi, ka hoʻomohala ʻana, a me ka hana ʻana o nā inverters. Loaʻa iā mākou nā hiki R&D a me nā hana hana piha, e hiki ai iā mākou ke hana i nā inverters hybrid, nā inverters alapine kiʻekiʻe, nā inverters alapine haʻahaʻa, ka ʻōnaehana hoʻololi mana, nā mea hoʻokele lā MPPT, a me nā mea hoʻoili AC. Hāʻawi pū mākou i nā lawelawe OEM/ODM.