docs(readme): move Unity2.ai sponsor row ahead of Shengsuanyun

README.md

@@ -72,6 +72,11 @@ Register now via <a href="https://pateway.ai/?ch=etzpm8&aff=WB6M6F67#/">this lin
 <td>Thanks to RunAPI for sponsoring this project! RunAPI is a high-performance and reliable AI model API gateway — one API key gives you access to 150+ mainstream models including OpenAI, Claude, Gemini, DeepSeek, and Grok, with prices as low as 10% of the official rate and excellent stability. It works seamlessly with Claude Code, OpenClaw, and other tools. Exclusive benefit for CC Switch users: register via <a href="https://runapi.co/register?aff=iOKB">this link</a> and enjoy a 10% discount on your first top-up!</td>
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+<td width="180"><a href="https://unity2.ai/register?source=ccs"><img src="assets/partners/logos/unity2.jpg" alt="Unity2.ai" width="150"></a></td>
+<td>Thanks to Unity2.ai for sponsoring this project! Unity2.ai is a high-performance AI model API relay platform for individual developers, teams, and enterprises. Long trusted by leading companies in China, it serves over 30 billion tokens per day and supports high concurrency at the 5,000 RPM level. It offers balance-based billing, first top-up bonuses, bundle subscriptions, corporate invoicing, and dedicated support. Register via <a href="https://unity2.ai/register?source=ccs">this link</a> to get $2 in credits, plus another $10 for joining the official group — up to $12 in free credits!</td>
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 <td width="180"><a href="https://www.shengsuanyun.com/?from=CH_4HHXMRYF"><img src="assets/partners/logos/shengsuanyun.png" alt="Shengsuanyun" width="150"></a></td>
 <td>Thanks to Shengsuanyun for sponsoring this project! Shengsuanyun is a super factory serving AI Native Teams — an industrial-grade AI task parallel execution platform. Its model marketplace aggregates Claude, ChatGPT, Gemini, and other domestic and international LLM and multimedia model capabilities with direct supply. Absolutely no reverse engineering or dilution — platform-wide model SLA availability reaches 99.7%, with <a href="https://watch.shengsuanyun.com/status/shengsuanyun">monitoring dashboards</a> showing green across the board. It also offers enterprise-grade custom gateways for fine-grained team cost and permission management, smart routing, security protection, and BYOK (Bring Your Own Key) hosting. The platform charges on a pay-per-use and tokens plan (coming soon) basis, with invoicing available. Register via <a href="https://www.shengsuanyun.com/?from=CH_4HHXMRYF">this link</a> as a new user to receive ¥10 in credits plus a 10% bonus on your first top-up.</td>
@@ -109,11 +114,6 @@ Unlike typical API relay services, TeamoRouter aggregates hundreds of official m
 TeamoRouter also offers enterprise features including centralized billing, team management, BYOK, smart routing, usage analytics, dynamic provider optimization, and dedicated support. For an even simpler experience, Teamo Desktop lets you use Claude Code, Codex, Gemini CLI, and other popular AI agents with one-click setup—no API key management or manual gateway configuration required. Register via <a href="https://teamorouter.com/?utm_source=cc_switch&utm_medium=referral&utm_campaign=ai_directory">this link</a> as a new user to receive 10% off your first top-up.</td>
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-<td width="180"><a href="https://unity2.ai/register?source=ccs"><img src="assets/partners/logos/unity2.jpg" alt="Unity2.ai" width="150"></a></td>
-<td>Thanks to Unity2.ai for sponsoring this project! Unity2.ai is a high-performance AI model API relay platform for individual developers, teams, and enterprises. Long trusted by leading companies in China, it serves over 30 billion tokens per day and supports high concurrency at the 5,000 RPM level. It offers balance-based billing, first top-up bonuses, bundle subscriptions, corporate invoicing, and dedicated support. Register via <a href="https://unity2.ai/register?source=ccs">this link</a> to get $2 in credits, plus another $10 for joining the official group — up to $12 in free credits!</td>
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 <td width="180"><a href="https://www.newapi.ai/"><img src="assets/partners/logos/newapi-banner.png" alt="new-api" width="150"></a></td>
 <td>Thanks to the open-source AI infrastructure project <a href="https://www.newapi.ai/">new-api</a> for its strong support of this project! new-api is an open-source AI infrastructure project from QuantumNous and one of the leading unified LLM access-and-distribution projects by activity and adoption, focused on helping developers, teams, and enterprises build manageable, scalable AI service platforms at lower cost. As a fellow project rooted in the open-source ecosystem, new-api hopes to sponsor and support the continued growth of more outstanding open-source projects. 🌟 Star new-api to show your support: <a href="https://github.com/QuantumNous/new-api">https://github.com/QuantumNous/new-api</a>. Website: <a href="https://www.newapi.ai/">https://www.newapi.ai/</a>.</td>