Introduction to Hehe Plaza: Hehe Plaza is also called Tai Chi Square. The "Two Immortals of Hehe" bring us a peaceful world, a harmonious society, a harmonious family, a harmonious life and family happiness, and a century-long harmony. In Yixing, the two immortals Hehe became the ancestors of lime-burning. It is also said that the "two immortals Hehe" are always victorious generals in the business world. Therefore, the two immortals of Hehe are worshiped in the homes of lime kiln owners in Yixing.