The app about how to learn Chinese is very popular among the foreigners.

这个关于如何学习汉语的应用程序在外国人中很受欢迎。

youdao

Tom advised with Li Hong on how to learn Chinese well.

汤姆就如何学好汉语的问题请教了李红。

youdao

I'm glad to receive your letter asking for my advice on how to learn Chinese well.

我很高兴收到你的来信询问我关于如何学好中文。

youdao

I am interviewing Chinese immigrant children and European children to see how they learn

我正在采访中国移民儿童和欧洲儿童，看看他们是如何学习的。

记忆深刻的研究 - SpeakingMax英语口语达人

David Ritchie, who directs sales and marketing for the Omni Parker House hotel in Boston, came to the statehouse to learn how to attract more Chinese travellers.

BBC: US firms in cultural pitch for Chinese tourist dollars

Attentive listeners hope to learn how to procure formula without alerting Chinese authorities, which frown on the practice.

FORBES: Chinese Mothers Risk Arrest For Buying Safe Baby Formula

Next week: learn how the Chinese aggressively seduce brilliant Chinese-Americans back to China.

FORBES: Training Our Competition