The development of economics was influenced greatly. Most other kingdoms created a money system using coins, just like the Chinese created. But only the king of China had a treasury consisting of copper coins. The Chinese have gold, silver, fine pearls, fancy silk textiles, and raw silk in large amounts, but were considered raw material for trade. The copper coins served solely as money. Also, the Chinese created a system for debts owed to one another. They were very strict about this and promoted it greatly. If a person were to lie about a debt owed and was proved wrong, they were punished by death and had to pay a fine of 20,000,000 copper coins. (Document 1) This idea worked because not many people took the risk of lying and paid their debts and eventually spread to other lands such as East Africa and India. It was a way to keep order with money lending and many countries used it.
Trade in the Indian Ocean Basin had the biggest influence. Long distance trade expanded from China to East Africa. The Chinese practiced drinking tea from pottered vases and began exporting it to other countries during the Post-Classical Era. Tea was traded often on the Silk Roads and eventually would make it to the Arab trading vessels in India. Then it would be shipped to be traded again in Africa, or other countries. A black-ware, pottered vase was found at Fort Jesus, Kenya, in Africa, which had Chinese symbols on it, indicating it was from China. (Document 5) This transaction was said to have possibly gone through an island off the shores of India called Ceylon. This island was