Yongfeng Chai

Perth, Western Australia

Active 146d ago

Bio: English Educator & founder of nihaotia. I help learners master practical English for real-life success.

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Active 2h ago

Bio: Founder of SCALE AI.

Showing 2 of 2 users

@yongfeng-chai-9670

Turn your passive vocabulary into fluency.

Active 13d ago

Joined Nov 3, 2025