We are introducing our offer of HOPERF products which are useful for Calling systems. SOS electronic este distribuitor autorizat al HOPERF.
HOPERF Micro-electronics established in 1998 year, is a national level hi-tech enterprise specialized in wireless radio frequency and sensor field through cultivation over the years, it has developed into the domestically first intact industry chain group company integrating ASIC chip design, MEMS sensor chip design, package test calibration technique and application services.