Yin Ruins is a UNESCO world cultural heritage site. More than 3,300 years ago, King Pangeng of the Shang Dynasty moved his capital to Yin, which served for 255 years for 12 kings of eight generations. Then King Wu of the Zhou Dynasty smashed King Zhou of the Shang Dynasty, this ancient capital came to its came and became Yin Ruins in history. Now it is famous for great amounts of oracle bone inscriptions and bronzes discovered here.
One of the most significant discoveries are inscribed animal bones and tortoise shells, known as the oracle bones, which carry the earliest known examples of Chinese characters. Since its excavation in late 19th century, more than 150,000 pieces of animal bones and tortoise shells bearing inscriptions recording harvests, astronomical phenomena, worship rituals and wars have been unearthed here, providing scholars with valuable historic and linguistic information.
The ruins also bear witness to the prime of China's bronze age. The four-legged bronze cauldron Simuwu Ding, discovered in 1939, measures 133 cm in height and weighs 875 kg. It is the world's biggest bronze ware item ever excavated. Archaeologists said it was used in worship ceremonies and was also a symbol of the aristocrats at that time.