American Corning enamel pots are manufactured by Sansha Cast Iron. Sanxia Cast Iron, located in Longyao County, Xingtai, Hebei Province, is currently the largest cast iron cookware manufacturer in the world and the setter of export standards for cast iron enamel pots (also known as cast iron enamel pots). More than 90% of Sansha's products are exported to overseas markets, especially in the field of cast iron enamel pots. The top 30 kitchenware companies in the world are all customers of the company. The cast iron enamel pots produced by Sansha have the largest market share in North America and the largest market share in Europe. High market share.