1. Loaʻa i ka mea hoʻohui mana Dc nā mea maikaʻi o ka nui o kēia manawa, ke ola lōʻihi o ka lawelawe ʻana, ka hoʻopiʻi wikiwiki ʻana, palekana a me ka hoʻohana pono ʻana, nā hiʻohiʻona nani, ke kūlana kiʻekiʻe a me ke kumu kūʻai haʻahaʻa.
2.Quality koho,ʻoi aku ka maikaʻi, ka maikaʻi loa.
·.Nā huahana mea kūʻai 3C: kamepiula papa, laka uila, kaʻa uila, kīʻaha wai akamai.Kelepona lawe lima.Ka hoʻouka ʻana i ke kaula ʻikepili, etc.
·.ʻOihana Lapaʻau: Lapaʻau lapaʻau, mea nani, lohe AIDS, nānā i ke koko, nānā i ka naʻau, electrocardiograph lima, etc.
·.Nā mea akamai: nā robots akamai, nā mea ʻike, nā mea paʻa lima, nā drones, nā lako kaʻa, etc