MACOM
Mac8
Macraigor
MACRONIX
MXIC
Maestro Wireless Solutions
Mag.Layers
Magic Xtal
Mag-LED Solutions
Maglite (Mag Instrument Inc)
Magn Tek
MagnaChip Semiconductor
Magnasphere
Magnecraft
Magnision
Maida Development Company
Major League Electronics
Mallory Sonalert Products
MAN YUE
Manhattan Wire Products (MWP)
ManThink
Maplesemi
Marathon Special Products
MARCO
Marktech Optoelectronics
MARL International Limited
MARQUARDT SWITCHES
Martek Power Inc
Martel Electronics
Marutsuelec
MARUWA
Marvell
Masach
MASPOWER
Master Appliance Corp
Matelight
Matrix Orbital
Matsuki
Matsuo
MAX(迈旭)
Maxell
MAXIC
Maxim Integrated Products
Maxlinear
Maxscend
Maxwell Technologies
MAZO
MBI
MCI Transformer
MCS Logic
mCube
MDD
MDE Semiconductor
MEAN WELL
Measurement Specialties
MEC Switches
MEC
Mechanical Products
Mechatronics Fan Group
MediaTek.Inc
MegaChips
MEGAPOWER
Megastar
MEGAWIN Technology
Megger Group Limited
MEI Technologies Inc
MEIHUA
Melexis
Mellanox Technologies
MPD(Memory Protection Devices)
MEMS VISION
MEMSensing
MEMSIC
Mencom Corporation
MENDA/EasyBraid
MengKe
Mentor Graphics
Mercury Electronic Ind Co Ltd
MERITEC
MERITEK Electronics Corporation
Mersen
MERZ
MetalLions
METCAL
Me-TECH
Methode Electronics
METZ CONNECT
MG Chemicals
MH Connectors
MIC GROUP RECTIFIERS
Micralyne
Micrel Semiconductor
Micrium
Micro Commercial Components
Micro Crystal
Micro Plastics Inc
Micro/sys
Microcell
Microchip Technology Inc
Microdul
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)