Which era of porcelain does Shuangyu Chengdu belong to?

This is a very good question. Judging from your piece of porcelain, it is still a very good old porcelain that is worth collecting. His double jade Chen model and this air defense model belong to the Republic of China period. A relatively popular style, this shape also belongs to the shape of the bell-shaped cup during the Republic of China. Relatively speaking, the shape of the cup is complete and the style is clear. It has high collection value. The current market price is around 500 yuan. I wish you all your wishes will come true and be happy every day and every life.