Wangsu

Overview

Wangsu (ChinaNetCenter, stock code 300017), founded in 2000 and headquartered in Shanghai, is one of China's earliest CDN acceleration providers, widely recognized as "China's Akamai." The company was listed on Shenzhen Stock Exchange's ChiNext board (stock code 300017) in 2009, making it one of the first CDN concept stocks in China's capital markets. After 25+ years of industry depth, Wangsu has evolved from a pure CDN distributor into a comprehensive ICT solutions provider covering edge computing, security acceleration, cloud computing, and enterprise network optimization.

Wangsu occupies a unique position in China's CDN market. Unlike Alibaba Cloud CDN and Tencent EdgeOne, which are backed by cloud platforms, Wangsu serves clients as a "neutral third party" without competing in cloud infrastructure. This gives it inherent trust advantages in finance, government, and telecom sectors that demand data sovereignty and vendor neutrality. Wangsu holds over 200 CDN-related patents, with its in-house developed DSA (Dynamic Site Accelerator) smart scheduling system, TCP optimization, and intelligent routing representing some of the highest technical levels in China's CDN industry. The company operates approximately 150,000+ servers and supports over 3,000 large-scale live events annually, including national-level traffic surges such as Spring Festival Gala, World Cup, and Singles' Day (Double 11).

Key Strengths

• 25+ Years of Industry Depth: Wangsu has focused on CDN since its founding in 2000, owning over 200 CDN-related patents covering smart scheduling, TCP optimization, caching strategy, dynamic acceleration, and streaming distribution. In CDN acceleration technical depth, Wangsu represents one of the highest levels in China's CDN industry.
• Leading Live Streaming & Video Delivery: Mature multi-protocol live streaming solutions (HTTP-FLV, HLS, RTMP, WebRTC) supporting tens of millions of concurrent viewers with millisecond-level low latency. The video cloud solution covers the full chain from capture, transcoding, storage, distribution to playback. See Video Streaming CDN Acceleration.
• Enterprise-Grade Customer Service: Core clients span finance, telecom, government, energy, and media sectors. Offers 24/7 technical support, dedicated account management, private node deployment, and custom SLA guarantees. Wangsu's customization responsiveness and delivery capability rank among the best in China's CDN industry.
• Neutral Third-Party Status: As an independent CDN provider, Wangsu does not compete with clients' cloud computing vendors. It integrates seamlessly with any cloud vendor's origin, without ecosystem lock-in. This neutrality is particularly valued in finance, government, and multi-cloud hybrid architecture environments.
• Integrated "CDN + Edge Computing + Security": Edge computing platform supports custom edge functions on CDN nodes for request rewriting, real-time image processing, API gateway aggregation, and A/B testing. Native security includes T-level DDoS scrubbing, WAF, Bot Management, and CC protection. Security policies execute directly on CDN edge nodes without back-to-origin.

Product Ecosystem

Static Content Acceleration

Wangsu excels at static file delivery with custom cache rules, TTL policies, Cache Key customization, and cache pre-warming. Proper CDN cache strategy configuration improves hit ratios. See CDN Cache Strategy Guide and CDN Cache Hit Ratio Optimization.

Dynamic Acceleration & Whole Site Acceleration

DSA (Dynamic Site Accelerator) reduces dynamic request response time by 30%-50% through smart routing, TCP optimization, connection reuse, and real-time link quality monitoring. WSA (Whole Site Accelerator) unifies static and dynamic traffic for one-stop acceleration. For API gateway and microservice scenarios, dynamic acceleration effectively reduces cross-region response times.

Live Streaming & Video Acceleration

Multi-protocol live streaming (HTTP-FLV, HLS, RTMP, WebRTC) with millisecond-level low latency, supporting tens of millions of concurrent viewers. The video cloud solution covers the full chain. See Video Streaming CDN Acceleration.

Large File Distribution

Supports resumable downloads, segmented acceleration, P2P hybrid distribution, and BT download acceleration, significantly reducing origin bandwidth consumption. Wangsu has long-term partnerships with major game publishers and OEM manufacturers.

Security Services

T-level DDoS scrubbing, WAF (OWASP Top-10 protection), Bot Management, CC protection, and custom security rules. Security products are deeply integrated with CDN edge nodes, executing directly at the acceleration layer for security hardening.

Limitations

• Higher Pricing Than Internet CDN Vendors: Domestic traffic unit price is typically 20%-40% above Alibaba Cloud CDN and Tencent EdgeOne. SMBs and individual site owners with under 10 TB monthly traffic get better value from Qiniu and Upyun. Evaluate actual traffic needs via CDN cost control.
• Less Self-Service Than Internet Vendors: The management console follows a more traditional design, with some advanced features requiring tickets or account manager involvement. Request complete configuration training and technical support during onboarding.
• Limited Overseas Coverage: Overseas nodes cover 70+ countries, but density lags Akamai (4100+ nodes) and Cloudflare (330+ cities). South America and Africa presence is relatively weak. Use a hybrid architecture—Wangsu for domestic traffic, Cloudflare for overseas. See multi-CDN load balancing.
• Lower Brand Awareness Among SMBs: Brand recognition among startups and independent developers is far below Alibaba Cloud CDN, Tencent EdgeOne, and Cloudflare. Base selection on actual POC stress-test data during evaluation.

Use Cases

• Large Live Streaming & Video Platforms (★★★★★): Supports 3,000+ large live events annually with tens of millions of concurrent viewers and full HTTP-FLV/HLS/RTMP/WebRTC protocol delivery. Combine with video streaming CDN acceleration for further optimization.
• Finance & Government Clients (★★★★★): Neutral third-party status plus deep enterprise service experience, with private node deployment, custom SLA, and dedicated security policies, meeting MLPS 2.0, PCI-DSS, and SOC 2 compliance.
• Large File Distribution & Software Update Acceleration (★★★★★): Resumable downloads, segmented acceleration, P2P hybrid distribution, and BT download acceleration significantly reduce origin bandwidth.
• Enterprise Dynamic & Whole Site Acceleration (★★★★): DSA reduces dynamic request response time by 30%-50%, validated across ERP, CRM, and OA enterprise SaaS systems, with minute-level real-time monitoring.
• Domestic Substitution & Xinchuang Compliance (★★★★): A wholly domestic enterprise with fully in-house CDN core technology, independent of foreign underlying technology. Plan the localization compliance path in advance.
• SMBs & Personal Websites (★★): For under 10 TB monthly traffic, prefer Alibaba Cloud CDN, Qiniu, or Upyun for better value.

Pricing

Prices are market references; actual quotes vary by volume, contract terms, and customization. Tiered discounts are available for annual consumption thresholds.

FAQ

• How to choose between Wangsu and Alibaba Cloud CDN? Wangsu is a neutral third-party CDN provider with advantages in live streaming, government services, and customization. Alibaba Cloud CDN has the most domestic nodes (2,800+) and more competitive pricing. Choose Wangsu for live/video and government scenarios, Alibaba Cloud for static acceleration with limited budget—see the CDN provider selection guide.
• Does it support HTTPS and HTTP/2/QUIC? Yes. Full SSL/TLS certificate management, TLS 1.2/1.3, OCSP Stapling, HSTS, plus HTTP/2 and QUIC (HTTP/3) optimization—see CDN SSL/TLS configuration best practices.
• Does it have overseas nodes? Yes. Overseas nodes in 70+ countries across Asia Pacific, North America, Europe, the Middle East, and Africa. Density still lags global CDN giants. For overseas-focused scenarios, use a hybrid architecture per multi-CDN load balancing.
• Is it suitable for SMBs? Core positioning is enterprise clients with higher pricing barriers for SMBs. Sites under 10 TB monthly traffic should prefer more cost-effective options; set a reasonable CDN cost ratio during selection, per the CDN cost control guide.
• What is the difference from Akamai? Akamai is the global CDN leader with 4,100+ nodes worldwide. Wangsu is China's CDN pioneer with unique advantages in domestic live streaming and government services. Large enterprises can use "Wangsu domestic + Akamai overseas" dual CDN architecture—see multi-CDN load balancing.