Noho ʻo HITORK i ka mākeke nui i kēia manawa, ʻaʻohe mea he uila a pneumatic valve, he hana maikaʻi kā mākou ma waho.ʻO ka pule i hala aku nei, ua hoʻouna ʻo Hankun i kahi pūʻulu o nā waiwai i Singapore, ka mea hana uila a me ka pneumatic butterfly valve, ʻaʻohe mea i ke ʻano o ka huahana a i ʻole ka maikaʻi, ua loaʻa maikaʻi ...
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