Nantong blue printed cloth is handmade and has the characteristics of broken knife. The product has ice cracks naturally formed during the dyeing process; the color flowers are relatively complete, the pattern is natural, beautiful and the distribution is reasonable; slight color difference is allowed, no obvious color matching , concentrated small color points and the exposed bottom that affects the appearance.

The puffer fish has been eaten for more than two thousand years. In ancient times, Nantong was from the Western Zhou Dynasty to the Eastern Zhou Dynasty, three years (the first 473 years) belonged to Wu State, and later the country destroyed Wu State, so it belonged to Vietnam. At that time, there was a custom of tasting puffer fish. At that time, the puffer fish was popular, and Nantong’s rich puffer fish resources made it possible for people to taste the wonders of the world.

Rugao is located in the north of the Yangtze River Delta. It is located at the “T” intersection of the Yangtze River and the Yellow Sea. It has more than 300 longevity elderly people over 100 years old. It has been recognized as one of the world's six longevity towns by the International Natural Medicine Association and the World Changshou Township Science Certification Committee. . Among the centenarians, 66.2% of the real-time rice wine and homemade rice wine are often used. For example, glutinous rice wine has become one of the passwords for longevity, such as 皋 yellow wine and Rugao longevity.