CO.,LTD is the foreign capital enterprise
in China, invested by Japan AOI Electronics
CO., LTD. It is one of the specialized factories
manufacturing microphone. Weifang
AOS has hige production quality and efficiency
as its equipments and technologies are introduced
from Japan.AOS have a state-of-the-art anechoic
chamber and DENMARK B&K audio-frequency
analytical instrument.The production can be
finished in the clean room.
We have supplied our products to world-famous
electronic companies in China,Japan,Korea,
HongKong,Europe and U.S.A.We have obtained
the certification of ISO9001:2000 in Jun 2002
to be standard of quality assurance system.