Hoʻopiha piha o nā huahana
E like me kekahi o nā mea hana valve alakaʻi ma Kina, ua koi ʻo COVNA i ka R&D, ka hoʻolālā ʻana a me ka hana ʻana o nā valves mai ka makahiki 2000, a me ka hoʻonui ʻana i kāna huahana huahana e hoʻokō i nā pono o nā ʻoihana like ʻole a kōkua i ka ʻoihana e hoʻoponopono i nā ʻōnaehana kaʻina.
Eia kekahi, hāʻawi pū mākou i kahi ākea ākea o ka valve actuators series e hoʻokō i kāu mau pono actuation.Kōkua nā mea hana like ʻole iā ʻoe e hoʻomaopopo i ka mana mamao a hoʻomaikaʻi i ka hilinaʻi ʻenehana.