Ancient people first used ropes or Oracle Bone Inscriptions to transmit information.

There were no words in ancient times, and knots were used for memory. "Hey. The copula reads: "The ancient times are governed by the knot, and the later generations are also.

The sage exchanged books for the Book of Confucius and Ying Da: "Zheng Kangcheng, who binds the rope, notes the clouds, and the big things bind the rope, and the small things are summarized, and the meaning is almost the same. "Jin Bao Pu Zi Shi Jun": "If the boat and the garage can't do it, the pen and ink should be turned into knots, and the latter is good at the former. "Later generations refer to ancient times.

Therefore, the ancients first used knotting notes to convey information, and then used Oracle Bone Inscriptions's;