Nanjing Chiyu Electronic Research Institute
[ Manufacturer ]Main business are Isolation transformer, High voltage protective device of communication equipment, Optical isolator, Neutralized transformer, Digital circuit protector, Surge voltage protector, Discharge-type protective apparatus, Mixed type multiplex protective device
Information Industry Ministry Northeast Microelectronics Re
[ Manufacturer ]Main business are Eight-bit microcomputer circuit, Sixteen-bit microcomputer circuit, General digital circuit, A/D change-over circuit, D/A change-over circuit, Multi-chip packaged module, Special purpose integrated circuit, Computer application software, Automotive electr