Shenzhen KOC Communication Co., Ltd. is specialized in fiber optic communication product manufacture. Our products range from the basic components to end products, including passive and active categories as follows: Basic Components: Connector kits, Adapter kits, Attenuator kits.

Qingyuan CYS Communication Co., Ltd. Established in 2021, is a professional engaged in the research, development, sales and service of fiber patch cord, WDM, PLC, patch panel and other optical device.

Takfly Communications Co., Ltd. is a Hi-Tech enterprise having its own brand and specializing in R& D, manufacture and sales of fiber optical communications equipments.

Established in 2000, Takfly Group has four subsidiaries in China now and its headquartered located in Shenzhen. Takfly Group realizes rapid development with advanced production equipment and professional R & D team, and finally creates the international brand "TAKFLY".

HiPhotonics, was established in 2006, it is located in ShenZhen Baoan industrial park, is a Hi Tech company specializing in researching, manufacturing and engine-ering in optical fiber communications. The main business of HiPhotonics covers: The development and manu-facturing of optical products, such as Interconnect, Coupling/Splitting, MUX/DEMUX, Switching/Routing, Polarizations/High Power, Media Converter, Transceivers, etc. Providing the highest quality products and services is always the most important prin-ciple to HIPhotonics, All our products are subjected to strict test according to BELL-CORE standard. On time delivery of defect-free, reliable and costeffect-ive products that meet customer's requirements is our consistent policy.

ETD, founded in 1994, is headquartered in the international garden City_Shenzhen. We also set up several branches in Beijing, Nanjing and HongKong etc. Sales network covers the whole country. In 2006, ETD joined Amphenol Corporation as a member of its fiber optical products division. Amphenol is an American well-known multinational enterprise and the global leader in interconnect technology. In 2006, Amphenol recorded more than US$2.6 billion sales through its manufacturing, sales and marketing operations in over 60 countries in 6 continents and is the top 3 biggest company in this industry.