Which area does the stromatolite belong to?

Dieshi is located in Sanxing Town, Haimen District, Nantong City, Jiangsu Province. Dieshi is known as "Little Wenzhou". In recent years, due to the rapid development of home textile industry cluster, it is more and more favored by people. Nowadays, Dieshi has become the production base, sales place and logistics center of the national home textile series products. Jiangsu Nantong Dieshi Home Textile City actually has two parts. They are all at the junction of Haimen and Tongzhou in Nantong, and the finished product market belongs to Haimen.