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The java.util.date is Mon Jan 20 06:43:45 GMT+08:00 2020
java.util.Calendar.getInstance(java.util.TimeZone.getTimeZone("GMT+8:00")) is Mon Jan 20 06:43:45 GMT+08:00 2020
The java.time.LocalDateTime.Now() is 2020-01-20T06:43:45.147