Enter Password / 输入密码

Enter your study password to begin.

Invalid password.

Language Exchange / 语言交换

Connecting...

Training Resources

Workbooks

English Grammar Workbook

English Conversation Practice

Chinese Grammar Workbook

Chinese Conversation Practice

Vocabulary Building

Training Outlines

Week 1-4: Foundation

Week 5-8: Daily Communication

Week 9-12: Intermediate

Week 13-16: Advanced

English / 英语

Notes / 笔记

Vocabulary / 词汇

Mandarin / 普通话

Notes / 笔记

Vocabulary / 词汇

Accessibility: This tool uses semantic HTML and labels for screen readers. All functions are keyboard-accessible.

Privacy Policy & Terms: This is a real-time, collaborative language exchange tool. All data (notes and vocabulary) is synchronized in real-time across all connected users and stored in a shared Cloudflare Durable Object to enable live collaboration. Important: All users can see and edit all content. Do not enter any private, sensitive, or personal information. Use of this tool constitutes acceptance of this shared, collaborative data model.