
Huizhou, China

Hanoi, Vietnam
DYS FIBER OPTIC GROUP
Founded in 2009, DYS Fiber Optic group is a leading manufacturer of passive fiber optic components, precision molds, and injection products. Headquartered in Huizhou, China, with factories in Mianyang and Hanoi, Vietnam, and a sales center in Shenzhen, we operate a 20,000㎡ production base with over 50 production lines and a dedicated R&D and quality team.
Our product portfolio includes indoor/outdoor fiber cables, FTTx waterproof patch cords, MPO/MTP high-density assemblies, fast connectors, PLC splitters, fiber distribution boxes, and precision molds, widely used in FTTH, data centers, and telecom networks.
Certified with ISO9001, ISO14001, and ISO45001, and recognized as a National High-Tech Enterprise, DYS holds 20+ patents. Our products meet international standards such as CPR, UL, and CE, backed by advanced reliability testing and world-class manufacturing equipment.


Company established
Factories
Total factory area(㎡)
Employees
Production line
Milestones
Regional Presence
Huizhou Headquarters
Building 16-17, Zhongnan Gaoke Industrial Zone, Huicheng District, Huizhou, Guangdong, China
Vietnam Factory
No. 123 Duc Noi Street, Dong Anh District, Hanoi Capital, Vietnam
MianYang Factory
3rd, Wu Tong Villages, WuDu Town, JiangYou City, SiChuan Province, China
Shenzhen Sales Center
1901, 1916, B block, Daoxing Global Science and Innovation Center, BaoAn District, Shenzhen, China
R&D and Innovation
100 Patent
We own 28 Utility model patents, include LC Connector, SC connector, waterproof connector
We own 17 Appearance patent, include FTTX box, Ttap connector, connector polish plate
We own 2 invention patent for our Ttap connecror and waterproof SC female connector
Certifications
Accredited under ISO 9001, ISO 14001, and ISO 45001,
and certified by UL, CPR, and Anatel, our products ensure high-quality and reliable performance.