How is China dealing with inbound travelers?

As China enters the next stage of its long-term fight against COVID-19, imported cases have become the crux of the matter. A key counter-measure is a 14-day mandatory quarantine for everyone who comes in the country's borders. How does the process work? What is quarantine life really like?

Han Yiran, an operation analyst in Switzerland, flew back to China couple days ago. She told in an online interview what she had been through after landing.