According to’s big data research center, China now has over 300 million people who have difficulty sleeping. Over 70% of interviewed users said they had sleep problems in different levels and forms.

The number of online inquiry order that JD’s health platform has received this year was up over 10 times from last year.

The number shows that young people who are born in the 1990s and 1980s have more serious sleep problem than elderly generation,making melatonin a popular product. (

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