About Us

About Us

LINKOH, founded in 2009, designs and manufactures networking products, such as PoE switch, managed switch, industrial switch, media converter etc, for the global market. With technologies based on Ethernet and Optical transmission,LINKOH can effectively meet the requirements of voice and data carriers, enterprises, as well as industrial grade Ethernet users.


LINKOH mainly focus on OEM/ODM at the international market, now is working with some global famous brands, integrator, operator etc, such as Rostelecom, Korea government, by providing the next services:

  1. Deliver ODM Prototype in 6~8 weeks, Certifications and Mass Production in another 6 weeks.
  2. Low MOQ (< 20 pcs) and Short Lead Time (< 2 weeks) for Selected Models.
  3. Experienced and Comprehensive HW / SW Customization Services.
  4. Selection of 1G/2.5G/10G/Web-Smart/L2/L3-Lite/PoE+/PoE++/Industrial Ethernet, etc.
  5. Compliance for FCC/CE/RoHS


Since founded in 2009, LINKOH invests around 10% of annual sales revenue in R&D. The company’s core R&D team members have more than 15-year experience of network transmission products, with Ruijie, H3C working experience. With own SDK (original source code), we support in software development and UI design based on partners’ technical and marketing requirements.


LINKOH establishes complete strict product quality management system from the product design to product after sales rules. Our company passed the ISO9001: 2015 quality management system and our products get the CE, FCC, ROHS and other international system certification. LINKOH introduced a number of international advanced equipment to establish product reliability testing laboratories and built rigorous testing system of whole process. Our product testing and verification technology has reached the international advanced level.


LINKOH provides 1~3 years warranty services from the shipment date of the product. The warranty time is based on different products series as following

Product Series RMA Warranty Period Remarks
1year 2 year 3 year 5 year lifetime
Unmanaged  Switch Optional 1. We offer paid lifetime warranty after the limited warranty services.

2. Within warranty, return freight paid by customer, send freight paid by LINKOH; Out of warranty, both return and send freight paid by customer

Managed Switch Optional
Industrial Unmanaged Switch Optional
Industrial Managed Switch Optional
SFP Module Optional
PoE Injector/ Splitter Optional
Industrial PoE Injector/ Splitter Optional

Company History

Establishment, start to offer solutions or PCBA to manufacturers in domestic.

Design 48GE+4*10G Network Switch for Internet cafe market, and start offer finished products to overseas market.

Launched Industrial grade Switches/PoE Switches with 20ms ERPS rapid ring, IEEE1588.

Design and manufacture bypass switch with full L2+ Management.

Launched Industrial grade PoE Switches with 60/90W.

Launched Industrial grade managed Switch with IEEE 802.3bt PoE compliant.

Launch Commercial grade unmanaged/managed switch with 2.5G/10G Launch Industrial Automation Network Solution.

Launch TSN Switch for factory automation, Utility.

Our Advantages

  • More than 12 years experience in the Networking Industry with Experienced and Comprehensive HW / SW Customization Services
  • Focuses on OEM/ODM Business
  • Has been the Approved Vendor to many Tier-1 and Tier-2/3 Brand Customers
  • Design House Background, rich OEM/ODM successful cases experience
  • Engineers with rich experience in big companies, like Huawei, H3C, Ruijie, etc
  • Software ODM capability 4, UI OEM design 5, Rich SW functions: most competitors only have 80% of our functions, let alone 1588 V2, DHCP option 82, etc
  • Raw Material: use the same imported brand raw materials as the big brands, such as Vitesse, Marvell, Microsemi, TI, MPS
  • R&D verification process
  • Production verification process
  • RMore than 200 SKUs of Ethernet Switches for ODM Customers to choose from
  • Selection of 1G/2.5G/10G/Web-Smart/L2/L3-Lite/PoE+/PoE++/Industrial/ Ethernet, etc
  • Compliance for FCC/CE/ROHS etc, and PoE Products with 6KV Surge Protection

Core Values


Customer-oriented, building trust with our customers. Quality & Innovation


Ensure honesty and fairness in all our actions, always do the right things


Provide customers with quick and effective support, and valuable products with extended service life. Proactively designs and manufactures innovative network solutions for customers.


To be trusted in providing creative networking products and solutions. To be an Enterprise with commitment and accountability