the anwser is the man
A 12-month calendar was developed during the Shang Dynasty.
The Shang Dynasty had a highly sophisticated calendar with a 360-day year with 12 months and 30 days in each month.
shang
Silk, Pottery, Oracle Bones, Bronze, Chinese Writing, Chinese/Lunar Calendar, Chinese Fesivals, etc.
A 12-month calendar was developed during the Shang Dynasty.
Many of the current Chinese characters can be dated to the Shang Dynasty around 1500 BC. The Chinese have used several calendar types over time but the earliest can also be traced to the Shang Dynasty. The Han calendar began in 104 BC.
The Shang Dynasty commercialized silk as a product.
The Shang dynasty was originally a tribe living near the Yellow River during the Xia dynasty. The Shang dynasty was started by King Tang, who led a successful revolt against the Xia dynasty in 1675 B.C.
The Shang Dynasty
I don't know what rulers it is ,but i do know that it was during the Shang Dynasty that the first records were established.
Shang
Shang dynasty