Kev phom sij uas muaj kev phom sij ib puag ncig yog ua phem rau peb pob ntseg. Yog li ntawd, nws yog ib qho tseem ceeb kom xaiv ib lub muff lossis ntsaws cov tiv thaiv kom txo cov suab nrov. Thaum lub suab qib siab tshaj 85 decibels, peb yuav tsum hnav ib lub ntsej muag plaub hau.Ntau tshaj 18 xyoo ntawm kev cog lus rau kev tiv thaiv kev sib hais, cov khoom siv Yunboshi muab cov kab puv ntawm pob ntseg pob ntseg.

Raug ntsuas kub thiab vaum tswj kev daws teeb meem, yunboshi technology muab cov khoom siv ziab, xws li cov khoom siv kom qhuav, tshuaj lom neeg rau cov neeg siv khoom thoob plaws ntiaj teb. Yunboshi Technology yog tsom rau kev tshawb fawb thiab kev txhim kho nws cov av noo tswj cov thev naus laus zis hauv cov khw muag khoom, hluav taws xob, semiconductor thiab ntim. Peb tau txais kev pabcuam rau cov neeg siv khoom los ntawm 64 lub teb chaws xws li Rochester - Tebchaws Asmeskas thiab Is Nrias teb