Dongguan Hongfei Sao Network Technology Co., Ltd. was established in 2025. It is a professional international high-tech enterprise integrating the research and development, manufacturing, sales, and comprehensive solutions of network communication equipment. The company has been deeply cultivating the optical communication and network equipment industry, focusing long-term on the FTTX (Fiber To The X) industry chain, building core technological advantages in optical access network devices, as well as smart interconnection products for homes and enterprises, creating a stable, reliable, and scalable product system that supports global fiber broadband network construction and upgrades.

Adhering to the technology-LED development concept, quality orientation, and customer-first principle, the company has established a complete R&D system and standardized production management system. Our core product lines cover GPON/EPON ONU, OLT, optical modems, home wireless routers, enterprise routers, smart switches, and other customized communication terminal devices. These support various international communication standards, with strong compatibility, high stability, low power consumption, and easy deployment. These products are widely used in home broadband, enterprise networks, smart communities, industrial interconnection, carrier access networks, and other scenarios.

In terms of quality control, the company implements a comprehensive quality management system covering raw material procurement, production, automated assembly, aging testing, performance verification, and factory inspection. All products strictly comply with international certifications including CE, FCC, and RoHS, and are exported with stable performance and reliable quality to more than 50 countries and regions in Asia, Europe, Africa, North America, and South America. The company has established long-term stable cooperative relationships with global telecom operators, internet service providers (ISPs), system integrators, and enterprise customers.

In addition to standardized products, customized DM/OEM services and personalized network solutions are also provided, supporting flexible customization of functions, appearance, interfaces, and protocols based on customer needs. The company has a professional technical support and after-sales team, providing rapid response, on-site guidance, online troubleshooting, and full-cycle technical services, helping customers reduce operation and maintenance costs and improve network operational efficiency.

Facing the global trends of digitalization, intelligence, and fiber upgrades, Esen Technology (Haotong) will continue to increase investment in technology R&D, actively deploy cutting-edge technologies such as 10G PON, 5G FTTX integration, IoT interconnection, and intelligent network management, continuously optimize product performance and application scenarios, and strive to become a globally competitive core supplier of optical communication and network equipment, promoting the popularization of high-speed broadband and building a smarter, more interconnected world.