Lanyiyun (official website https://www.tsyvps.com/）主要提供云服务器租用与相关服务器产品，官方资料同时包含大量云服务器入门与选型科普内容。以下按用途、主要能力、使用方式、适用场景和限制整理。
I. Purpose positioning The official positioning is as a cloud server provider, offering domestic/overseas cloud hosts and Windows cloud server rental, and covering content from beginner to hands-on around "what cloud servers are, what they are used for, and how to use them"; it also explains the differences and connections between cloud servers and physical servers, virtualization principles and performance trade-offs, and provides selection ideas on how much cloud server rental costs per year and which is cheaper. The materials state that it is suitable for websites, mini-programs, databases, business deployment and other scenarios.
II. Main products and capabilities
- Cloud server category: Enterprise elastic cloud server (materials indicate support for ChatGPT, from 29 yuan/month), Hong Kong cloud server (CN2 premium route, extremely low domestic access latency, no filing required, ready to use immediately), lightweight cloud server (billed by traffic, high bandwidth, large traffic), shared cloud server (shared IP, suitable for office use and idle running), enterprise cloud server (low cost, high performance, no defense, suitable for corporate official websites), overseas high-defense cloud server, WordPress dedicated cloud server, independent-site cross-border e-commerce server, TikTok dedicated server (native IP, 100Mbps large bandwidth, multiple regions available, from 132 yuan/month).
- High-defense and security capabilities: Aodun DDoS firewall, supports WAF protection; Anycast near-source scrubbing, 2nd-generation imperceptible protection, intelligent human-machine recognition, multi-dimensional attack protection, AI intelligent protection; the official statement says high-defense cloud servers are based on high-performance KVM architecture virtualization and provide single-machine 50-200G defense scrubbing capability, able to resist DDoS, CC and other network attacks. Chengdu Xiyun high-defense server is marked as super DDoS-resistant, CC-resistant, high-bandwidth and high-availability (from 600.00 yuan/month); special-price Chengdu high-defense server is as low as 288 yuan/month, providing 100Gbps DDoS protection (there is also a 29.00 yuan/500GB/1 month large-traffic package).
- Physical servers and bare metal: overseas bare metal server (high configuration, large bandwidth, high performance, multiple regions available, from 608.00 yuan/month), overseas bare metal site group (fully exclusive physical performance, large bandwidth, multiple IPs, exclusive 50Mbps bandwidth, from 1000.00 yuan/month), special-price physical server, high-defense physical server, overseas physical server, dedicated host, GPU physical server (high-performance high-rendering GPU type for design and data processing industries), site group physical server (multiple IPs, convenient for SEO optimization).
- Network and coverage: provides cloud servers in about 60 regions or countries worldwide; routes include Hong Kong five-network CN2 GIA/GT dedicated line, international BGP, CN2 premium network, etc., oriented toward business going global.
III. Usage methods and servicesOfficial information does not provide specific steps for ordering, activation, system installation, or console operations; it only mentions the "Buy Now" entry point, that some products are "exempt from filing, ready to use immediately," and that solutions for ICT cloud services across various industries are built by professional architects. In terms of service support: comprehensive online customer service, QQ customer service (customer service QQ: 2876322269), email (tsy@tsyexmail.com), and WeChat customer service are provided, and it is stated that they are online 7x12 hours and offer one-on-one service; information can be obtained by following the official account "Lanyi Cloud."
IV. Applicable Scenarios According to the official description, it is suitable for: gaming (anti-DDoS, CC attacks), foreign trade and cross-border e-commerce (international BGP, high-quality CN2 network), foreign trade independent sites and WordPress website building, TikTok business (native IP, large bandwidth), site clusters and SEO optimization (multi-IP site cluster servers), corporate official websites, office idling (shared type), mini programs, databases and business deployment, design and data processing (GPU graphics card servers), etc.
V. Limitations and Information Not Yet Provided Official materials do not explain the specific configuration parameters, bandwidth limits, SLA guarantee terms, refund policies, detailed filing requirements, etc. for each product, nor do they provide complete cloud server usage tutorial steps; information involving prices is subject to the promotional labels on the official website, and actual costs and discounts are subject to the purchase page. The materials include the statement "supports ChatGPT," but do not explain the specific method of support.
