Please help me think of an example. A foreigner working in a Chinese company accidentally embarrassed a colleague because of his lack of understanding of Chinese culture.

You can use a joke to say it. Someone called a colleague, and it was a foreigner who answered the call. But he didn't know where his colleague was, so he asked another colleague. Another colleague told him that his colleague could go to W C for convenience. After hanging up the phone, he curiously asked his colleague why he had to use the word "convenient" when going to WC? A colleague told him that using "convenience" is a civilized habit of the Chinese people. Later, after a meeting with a client, the client still didn't understand something and wanted to talk about it at a time that was convenient for him and his female colleague. The female colleague readily agreed. After hearing this, the foreigner curiously asked the female colleague: Do you often go to W C to discuss work with your male colleagues——————————