HONG KONG SAR - Media OutReach - 17 November 2020 - DYXnetGroup ("DYXnet" or the "Group"), a leading carrier-neutral network serviceprovider in Greater China, has been awarded the "SD-WAN Ready" certificate underthe test program initiated by the Committee on SDN/NFV/AI Standards and IndustryPromotion (CCSA TC610) for its outstanding SD-WAN total solutions. Having gone throughmulti-dimensional testing on technical capacity, DYXnet's SD-WAN solutions havebeen proven to have met the core application and common needs as required byvarious industries, which in turn provides a blueprint for the innovation andall-round development of the SD-WAN industry ecosystem.

The "SD-WAN Ready" test, beingone of the most authoritative SD-WAN standards and certification programs developedby the China Academy of Information and Communications Technology (CAICT) and CCSATC610, aims to promote the steady developmentof the SD-WAN industry through the standardization and normalization of SD-WAN productsand services.

Based on the "SD-WAN Service Test Specification",verifications were made on functions including automatic deployment, change of overlaytopology, application recognition, duality of data link, data link qualitytest, load balancing, strategic allocation, operations management, dynamicrouting, safety strategies, URL filtering, tunnel security and isolation,reliability of equipment, data link and controller, etc. Not only does the testserve as a good example for the future development of SD-WAN solutions, it alsoagain proves that DYXnet's ability in meeting the SD-WAN's industrial standardsand technical norms.

With more than 20 years of solid experience,DYXnet Group has won the trust of over 1,700 corporate clients across differentindustries including manufacturing, retail, ICT, logistics and pharmaceuticalwith its quality, reliable, and scalable network services. Partnering with theindustry leader VMware in Greater China region, DYXnet's SD-WAN solutions,supported by the Group's strong backbone network and quality services, offersclients the total network solutions with enhanced service capacity. The Group'szero-touch deployment and centralized management platform, coupled with stableapplication performance and enhanced bandwidth utilization, provides itsclients with a network with higher stability, flexibility, security,manageability and simplicity and therefore helps improve clients' overalloperational efficiency.

Tony Tsang, Chief Executive Officer of DYXnetsaid: "Not only does the passing of the authoritative "SD-WAN Ready" test serveas a due recognition to the quality of our SD-WAN total solutions, it alsodrives us to further enhance our product and solutions to uphold our commitmentin providing clients with comprehensive network services. We are more thanhappy to provide full support to the researchand formulation of SD-WAN service standards and work in junction to promote amore mature development of the SD-WAN industry.

Being the first official members of the ChinaCross-border Data Telecommunications Industry Alliance (CDTIA) and also one ofthe first SD-WAN Service Standard Drafting Units of CCSA, DYXnet always strivesto expand its service offerings including MPLS and SD-WAN network solutions,internet access, data centre, network security solutions and is furtherextending its service coverage to cloud solutions so as to provide its globalcorporate clients with diversified and comprehensive solutions.

About DYXnet

Right from its establishment in 1999 toemergence in becoming Greater China's leading carrier-neutral network serviceprovider, DYXnet Group has been specialized in providing Enterprise NetworkSolutions including Multiprotocol Label Switching (MPLS), Software-Defined WAN(SD-WAN), Internet Access, Data Centre Services, and Network Security Solutionsto enterprise clients via efficient provisioning capabilities in numerouscities throughout Greater China and the wider Asia-Pacific region. In responseto the evolving needs of its ever-growing customer base, DYXnet enlarges itsproduct portfolio to further deliver enterprise cloud and SaaS solutions. TheGroup is a wholly-owned subsidiary of 21Vianet Group (NASDAQ: VNET), a leadingcarrier- and cloud-neutral Internet data center services provider in China.

With its outstanding performance indelivering secure, stable, and comprehensive network services, DYXnet Group wasamong the first ICT service providers in Greater China to obtain several ISOinternational certifications including ISO/IEC 27001:2013, ISO/IEC20000-1:2018, and ISO 9001:2015 that reinforce the high standards of itsinformation security, IT service management, and quality management,respectively.

For more information about DYXnet Group,please visit www.dyxnet.com.