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Phone/Whatsapp: +852 53819381

Email: sales@efsignal.com

About Us

EF Signal is a technology enterprise specializing in the R&D,production and sales of high-performance RF and microwave amplifier chips.Headquartered in Hong Kong with manufacturing facilities in mainland China,...

GaAs Power Amplifiers

Digital Phase Shifters

Digital Delay Lines

CONTACT US

Phone/Whatsapp: +852 53819381

Email: sales@efsignal.com

Add: Room 602, 6/F, Kai Yue Commercial Building, No.2C Argyle Street, Mongkok, Kowloon, Hong Kong

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