This plate is the market of folk kilns in the late Qing Dynasty. The bottom is covered with knife marks, slightly shrimp blue, clear brown eyes, round loach back, and the blue and white materials of tofu blocks are typical blue and white cobalt materials in the late Qing Dynasty. The key to identify this market is to circle the feet. This kind of money is collectively called tofu block, and the content written is mainly auspicious greetings, so it is also called auspicious money. If the glaze is not damaged and impacted, the market valuation is around 800 yuan.