SUNNYVALE, Calif.--(BUSINESS WIRE)--Unisem, a global provider of semiconductor assembly and test services, today announced that it will be exhibiting at the following upcoming conferences: MEMS Industry Group’s MEMS Technical Congress 2015 on May 6-7 in Boston, MA. MEMS Journal’s Automotive Sensors and Electronics Expo 2015 on May 20 in Detroit, MI. MEPTEC MEMS Tech Symposium on May 20 in San Jose, CA. MEPTEC Internet of Things Symposium on May 21 in San Jose, CA. The company will also be parti