He mea pōʻino i ko mākou mau pepeiao ka walaʻau kaiapuni. No laila, he mea nui e koho i kahi muff a i ʻole pale plug e hōʻemi i ka pae walaʻau. Ke ʻoi aku ka nui o ke kani ma mua o 85 decibels, pono mākou e ʻaʻahu i kahi pale hoʻolohe.ʻOi aku ma mua o 18 mau makahiki o ka hoʻokō ʻana i ka pale hoʻolohe, hāʻawi ʻo YUNBOSHI Technology i kahi laina piha o nā pepeiao pepeiao.

Ma ke ʻano he loea hoʻonā wela a me ka haʻahaʻa haʻahaʻa, hāʻawi ʻo YUNBOSHI TECHNOLOGY i nā keʻena maloʻo, a me nā huahana palekana, e like me nā pale pepeiao, nā keʻena kemika no nā mea kūʻai aku ma ka honua holoʻokoʻa. Hoʻokumu ʻia ʻo YUNBOSHI TECHNOLOGY i ka noiʻi ʻana a me ka hoʻomohala ʻana i kāna ʻenehana hoʻomalu haʻahaʻa no ka nui o nā mākeke i ka lāʻau lapaʻau, uila, semiconductor a me ka ʻeke. Ua lawelawe mākou i nā mea kūʻai mai 64 mau ʻāina e like me Rochester--USA a me INDE-India