Company Profile
  Founded in 2000, ESUN Technology is a licensed telecommunications operator headquartered in Shanghai, China. The company delivers a comprehensive range of connectivity solutions to both domestic and international customers. As a carrier-neutral provider, ESUN is dedicated to delivering tailored, high-quality services that enhance network performance and prioritize customer satisfaction. Backed by certifications including TL9000, ISO9001, ISO20000, ISO27001, and mandatory telecom operating licenses, ESUN ensures fully compliant solutions at competitive rates. ESUN’s portfolio encompasses a broad spectrum of services such as Ethernet, Dedicated Internet Access (DIA), SD-WAN, IPVPN, and MPLS. In addition, the company offers 24/7 bilingual customer support, on-site field services, Wi-Fi solutions, and IDC services to meet the diverse requirements of clients across all industries and scales.
Milestone
  • 2000

    ESUN Shanghai being founded,
    specialising in structured cabling and telecommunication services.
  • 2003

    ESUN Hong Kong being founded.
  • 2004

    Obtaining the value-added telecommunications and Internet service licence.
  • 2008

    Net-Red Shanghai being founded as a wholly owned subsidiary.
  • 2010

    Obtaining the IPVPN licence to provide MPLS services.
  • 2012

    Operating with more than 20 PoPs in China.
  • 2013

    Obtaining the Shanghai Internet Data Centre (IDC) licence.
    Awarded 'Zero Outage Supplier' by T-Systems for ESUN's high quality network services.
  • 2015

    Establishing backbone networks based on Internet BGP and Internet-based MPLS VPN services.
    Enhancing backbone reliability and security through ring-based optical network architecture.
  • 2016

    Winning the Equinix Top Performance Partner in China award.
    Obtaining IDC/ISP licences in Beijing and Guangzhou.
    Expanding PoP coverage to 35 cities in China.
  • 2017

    Operating with a self-developed SD-WAN Platform.
  • 2019

    Being awarded the title of High-Tech Enterprise in Shanghai.
  • 2020

    Expanding to more than 60 PoPs in China.
    Starting operation of the self-developed SD-WAN platform version 2.0.
  • 2022

    Obtaining TL9000-V R6.3/R5.7 certification.
    Obtaining ISO9001:2015, ISO20000-1:2018, and ISO27001:2013 certifications.
    Being awarded the title of Specialised and New Enterprise in Shanghai.
    Awarded 'Zero Outage Supplier' by T-Systems for 10 consecutive years.
  • 2023

    Being granted certification as a provincial-level MSP partner of CT Cloud.
Contact Us
  • Add:Room 1501, 04, Skyline Tower, No.99 TianMu West Road, Jing'an District, Shanghai
  • P.C:200070
  • Tel:+8621 23135900
  • E-mail:inquire@esun21.com