During the tenth century, many changes were happening to the world in which were benefiting various groups of people. Many groups of people were now going to be connected no longer by land networks but rather sea routes. There was going to be a revolution that changed the entire view and outtake on long-distance trade. With the new sea routes in use, many things started to benefit one another. For example, there was improved navigational aids, refinements in shipbuilding, better mapmaking, and new legal arrangements and accounting practices which made shipping easier and cut the costs of seaborne trade. Another major new navigational instrument that helped this enormous revolution was the needle compass. With the new sea-lanes booming with profit and trade, this began to change the entire agriculture around 1000 CE. This also gave birth to the growth of commercial cities. By the late tenth century, many of these new cities were the anchorages of the maritime trade. These cities go by the name of: Cairo, Quilon, and Quanzhou. Within these cities, they share a couple similarities and differences with each other. They are similar because they are all major trading cities that played an enormous role in the area they are located in. These cities are different because they each individually specialize in different goods in which they produce. In the city of Cairo, it was the Mediterranean’s main maritime commercial centers. Cairo was home to many Jewish and Muslim trading firms. In this area, silk yarn and textiles were the most popular commodities in the global trade involving Egypt. Similar to the anchorage in Quanzhou, China it was one of the busiest cities around the area. These two cities traded with each other frequently. For example, it was through Alexandria in which they acquired silks, especially the zaytuni fabric from Quanzhou. In China, Quanzhou was the busiest city in China. In the actual city of Quanzhou the Song governmen