H&D Wireless
Hagiwara Solutions
Hakko
Halo Electronics
Hamamatsu Photonics
Hamlin Electronics
Hammond Manufacturing
Hang Shun micro-electronics
HAOBANG
Harbour Industries
HARTING
HARTMANN
Harvard Engineering
Harvatek(宏齐)
Harwin
HBG
Heatron
HEIDENHAIN
HellermannTyton
HENG GUANG FA(HGF)
HENGSTLER
Henkel/LOCTITE
Heraeus Sensor Technology USA
Heyco
HFhiflying
HGR（香港电阻）
HGSEMI
HGST
HGTECH(HUAGONGTECH)
HHGrace
Hichips(智芯)
Highly Electric
Himax Technologies
Hirschmann
Hisilicon
Hitachi
HITANO
Hittite Microwave(HITT)
HK
HKC
HMS Industrial Networks
HNDZ
Hoffman Enclosures, Inc.
HOKURIKU ELECTRIC
Holt
Holtek
Holy Stone(HEC)
Holychip
HOMA Hochstromtechnik
Honeywell
HONGFA
HONGLITRONIC
HONGZHI(HEL)
HONOR
Hosiden
HOSONIC
HP WINNER(HPWINNER)
HRmicro华瑞微
HRS
HSINDA
Hsuan Mao Technology
HTC Korea
Hu Lane
HUAJIE IC TECH
HUBER+SUHNER
Huey Jann Electronics
HUMMEL
Huntersun
HYDAC
HYDZ
Hypertac
Hyundai LCD
HY华羿微电