MACOM
Mac8
MACRONIX
Maglite (Mag Instrument Inc)
Magn Tek
Magnecraft
Maida Development Company
Major League Electronics
MAN YUE
Manhattan Wire Products (MWP)
Maplesemi
MARCO
MARL International Limited
Martek Power Inc
MARUWA
Marvell
Masach
MASPOWER
Master Appliance Corp
Matelight
Matsuo
MAX(迈旭)
Maxell
MAXIC
Maxim Integrated Products
MAZO
MBI
MCS Logic
MDD
MDE Semiconductor
MEAN WELL
MEC
Mechanical Products
MEGAPOWER
Megastar
Megger Group Limited
MEI Technologies Inc
MEIHUA
Mencom Corporation
MengKe
Mercury Electronic Ind Co Ltd
MERITEK Electronics Corporation
Mersen
MetalLions
METCAL
Me-TECH
METZ CONNECT
MH Connectors
MIC GROUP RECTIFIERS
Micrel Semiconductor
Micro Commercial Components
Micro Crystal
Micro Plastics Inc
Microcell
Microchip Technology Inc
microEngineering Labs
Microgate
Micron Technology
Micronas
Microne
Micropac Industries Inc
Microsemi
Microsonic
Micross Components
Microwave Semiconductor
MicroWave Technology
Middle Atlantic Products
Mide Technology
MikroElektronika
milestone(迈尔斯通)
Milliohm
Mill-Max
Minco Products Inc
Mindspeed Technologies Inc
MinebeaMitsumi
MINGSTAR
Mini-Circuits
MSI(MINI-SYSTEMS,INC)
MINMAX
Minnesota Mining and Manufacturing
MINTRON
MiraMEMS
MISC
MITEL(Mitel Networks Corporation)
Mitsubishi Electric
MITSUMI
Mixic
MIXINNO
ML
MLS(木林森)
MMB Networks
MMD Monitor/Quartztek
MMI
MODULOC
Moeller Electric Corporation
MOJAY
Molex Electronics Ltd.
Molicel
Monec
MONITRAN
Monolithic Power Systems
MONSANTO
MON-SEMI
Montage Technology
Morning Core
MORNSUN
MosChip
Mospec Semiconductor Corp
MOT
MotorComm
Motorola, Inc
Motrona GmbH
Moujen
MOUSER
MPE-Garry GmbH
MPOWER
M-pulse Microwave
MSI(微星)
MSKSEMI
MST(Magnesensor Technology)
Mstar
MT Microsystems
MTRONPTI
MTS Sensor
Mueller Electric Company
MULTICOMP
Multi-Contact USA
MultiDimension
Multi-Tech
MUNK
Murata
Murr Elektronik
MVSILICON
MX Micro
MXCHIP
MYOUNG(美阳)