We focused on Antenna manufacturer for more then 13 years with ISO certificated.

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  • Internal & External Antenna
    Manufacturing Solution

    ● Transmit and receive electromagnetic waves;
    ● High quality with stable signal and small loss.
    ● Widely used in Radio, TV, Radar and Remote;
    ● Multi mode and specification, OEM acceptable.
    ● FREE samples for test with ONE year’s warranty.

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    ● Used for Wireless communication and Wireless LAN.
    ● Widely used in Phone, PC, , Medical, Broadcast,etc.
    ● Accept OEM with customized cable length and size.
    ● Pass ROHS standard with One year’s quality Warranty.

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Our Products

RF cables

RF Cable Assembly

Widely used in Wireless Communication and Wireless LAN field. Application include Mobile Phone, PC, GPS, Network Storage Equipment, Medical, Lighting, Remote Control, etc.

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Used for transmit and receive electromagnetic wave with stable signal and low lose. Applied to wireless communication, radio, TV, radar, remote control fields.

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rf connectors

RF Connector

High quality RF coaxial connectors with stable performance and good durability. Frequency up to 18 GHz to meet the requirement of Wireless field. Multi choice for cable, pcb and panel mount.

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New Arrival


HJ Tech purchase production equipment from Japan and Taiwan to build our Antenna and Electronic Connector production line to ensure the stable and excellent quality of our products. Our production equipment include Injection Molding equipment, Metal Stamping equipment, Automatic Assembly equipment, Molding equipment, RF Stripping equipment and variety of quality inspection equipment, etc.

OEM and ODM all available to meet your different requirements. Scientific production management to ensure accurate delivery and quick sample.

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Company News

13 Years Experience

Rich experience in Electronic Components Manufacturing to make excellent products.


ISO14001:2004 and ISO9001-2008 Certificated Factory and USB and HDMI Association member.


Professional R&D team to support your OEM&ODM requirement.


Strict QC standard to ensure the stable performance with One year warranty.

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  • Sales Office

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  • Our Factory

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Shenzhen HJ Technology Co. Ltd was found in 2009 and rename to Dongguan HJ Technology Co. Ltd in 2015. We specilize Antenna Manufacturing, R&D and sales for more then 13 years.

Our products range include Precious Electronic Connectors (USB, HDMI, SIM Card, etc) , RF Coaxial Connector (SMA, SMB, IPEX, F type, N type, TNC, BNC, etc) , FPC Cable and variety of Internal & External Antenna with wide Band range, which include 2.4 G, 5.8G, 3G, 4G and so on.

  • Company Vision: To be the top Antenna and RF Connector Manufacturer.
  • Company mission: Provide best products and service to support our customer.
  • Core values: Self-criticism, Teamwork, Integrity, Customer achievement.
  • Environmental policy: Cherish the environment in production, respect the national environmental policies. 

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Don’t just take our words

We attach importance to each requirements from Clients.

HJ Tech have a great Antenna R&D team, which give us great support and superb technical services. We work with them for years and the quality is always reliable. HJ is a very trusted supplier! 

CultraviewVideo system integration solutionscultraview.com

We cooperate with HJ tech for three years, the products is really good without any quality issues and the communication is also very pleasant. Their QC do great job and technical team help us solve problem with good responsibility. Our cooperation is always very assured and smooth.

Harman KardonProfessional Home and Car speakers Brandcn.harmankardon.com

Brand Trust us

Questions about our products?Write us!

We are pleased to help you and all queried will be replied in 24 Hours!

  • Address

    Daxiandi Industrial Area, Quantang, Liaobu Tomn, Dongguan, Guangdong, China

  • Email


  • Mobile

    0086 13714786106(Mr Ning)

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