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A professional, quiet study environment for graduate exams, PhD prep, certifications, IELTS, TOEFL, and other long-focus learning goals.
2019
Founded in Beijing
24H
P2C all-day service
6+
Core service tracks
7×24
Extended study access on request
Core Services
DAO
Guidance for students and partners who align with the Yuntun philosophy.
FRIENDS
Highlighting outstanding students and partner brands across the study community.
CITYWALK
City walk programs connecting learning, urban experience, and offline exploration.
SUMMER CAMP
Study travel and growth support designed for middle-school and high-school students.
P2C
24-hour study support for students joining the P2C program.
AI
In-house AI products and services designed for every learner.
News
🇱🇰 科伦坡三天 City Walk 攻略 > 基于 Lonely Planet 官方指南整理，涵盖衣食住行全攻略  --- 📋 科伦坡概览 科伦坡（Colombo）是斯里兰卡的行政首都和最大城市，坐落在印度洋西海岸。曾被称为"东方花园城市...
阿里云 FC 部署 MCP Server 实战指南 > 以 skill-manage-mcp 为例，记录从零到部署上线的完整流程 --- 📋 概述 将一个基于 @modelcontextprotocol/sdk 的 StreamableHTTP MCP Server 部署到阿里云函数计算（FC 3.0），通过 HTTP 触发器对外暴露服务。 最终效果： - 健康检查： https://skill...
--- name: alichs-chat-stack description: Implement and debug the Alichs chat stack across frontend and backend. Use when working on /chat , chat SSE, visitor fingerprint identity, ScrmOpenAPI.js , api...
复盘：/chat 前后端开发过程 一、我的核心失误 1. 没有在动手前摸清全貌 GPT-5.4 的 skill 开篇就是 Architecture Snapshot ——先画地图再走路。而我直接开干，边写边发现问题，导致： - 写完 SSE 才发现 URL 指向了 service.rabi.ae 而不是走本地代理 - 写完白名单才发现初始化顺序有问题 - 写完整个页面才发现 Redis 根本没装没...
alichs-in-dubai 前端项目分析报告 > 基于 Zustand 状态管理的完整架构分析 --- 📊 项目概览 | 项目 | 信息 | |------|------| | 位置 | ~/workspace/alichs-in-dubai | | 框架 | Razzle 4.2.17 + React 18.0.1 | | 路由 | React Router 6.26.2 | | 状态 |...
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