Shanghai GYOK electronic Technology Development
Co., Ltd. was established in 1982, through the hard struggle of
more  than 20 years, nowit has already developed into design,
produce, sell as a organic whole electronic sensor enterprises.
Main products that our company produces are electric
equipment products, such as the close switch, photoelectric
switch, frequency switch, simulation sensor , speed sensor
, displacement sensor , pressure sensor , electronic
cam controller , electronic pull rod ,
various kinds of module ,etc..

   The products are applied to the metallurgy , textile ,
war industry , food ,packaging , printing mechanism extensively.
The company passed  ISO9001: 2000 quality management system
authentication in 2002 , and guaranteed the high quality of
the products. At the same time with the strengthening
constantly of company's scale, new and high technology is
growing, the company has obtained the favorable comments of the
various circles of society correspondingly too
in recent years