That is, 1 jiazi = 12*30* 12*60 hours.

1 jiazi =30* 12*60 days

1 jiazi = 12 * June

1 jiazi =60 years

A cycle of 60 symbols per hour. The same is true of days, months and years.

Jiazi is an integral multiple of 60 times the time, day, month and year.

Then there is a complete cycle of Jiazi.