Ke komo nei ʻo HDK i ka R&D, ka hana ʻana, a me ke kūʻai aku ʻana i nā kaʻa uila, e kālele ana i nā kaʻa kolepa, nā kaʻa hahai holoholona, ​​nā kaʻa mākaʻikaʻi, a me nā kaʻa pono no ka hoʻohana ʻana i nā kūlana he nui. Ua hoʻokumu ʻia ka hui ma 2007 me nā keʻena ma Florida a me Kaleponi, i hoʻohiki ʻia e hāʻawi i nā huahana a me nā lawelawe kiʻekiʻe kiʻekiʻe e hoʻokō a ʻoi aku paha i nā manaʻolana o nā mea kūʻai aku. Aia ka hale hana nui ma Xiamen, Kina, e uhi ana i kahi ʻāpana o 88,000 mika kuea.

Ke lawelawe nei i nā mea kūʻai aku ma 14 mau ʻōlelo, ʻo HDK kahi mea hoʻolako alakaʻi honua o nā kaʻa uila—me nā ʻāpana he 600,000 i hoʻokomo ʻia, kūʻai kaulana ʻia ma mua o 30 mau ʻāina a puni ka honua. No nā makahiki he iwakālua, ua ʻike ʻia nā huahana a HDK ma nā mākeke kaʻa uila honua ʻo ia nā huahana holomua loa a me ke kūlana kiʻekiʻe loa i loaʻa.