First, the origins are different.
1, Yongzi
Baoshan City, Yunnan Province was called Yongchang County and Yongchang House in ancient times. Go produced by Yongchang was nicknamed "Yongchang Chess" and "Yongchang Chess" by the world, and it is also called "Yongzi" today.
2. Yunzi
Yunzi trademark registered and produced by Yunnan Weiqi Factory.
Second, the process is different.
1, Yongzi
Bai Zi is rich in south red agate, and sunspots are rich in jadeite and jadeite. A variety of jewelry ore raw materials are mixed, melted at thousands of degrees, and then artificially dripped. The size, thickness and roundness of the chess pieces are all made by the craftsman's traditional manual "Dan".
2. Yunzi
Yunzi is made of agate and amethyst, together with red lead powder and borax. The traditional technology of Laoyunzi is fine and complicated, in which the formula, temperature and conceptual technology are all important factors affecting the quality, and the green body is polished to the same size.
Third, the characteristics are different.
1, Yongzi
The history is heavy, the raw materials are precious, the technology is unique, the quality is firm and the color is moist.
2. Yunzi
The quality of the chess pieces is delicate as jade, and the color is crystal clear and soft, firm but not brittle, heavy but not slippery.
Refer to the above? Baidu Encyclopedia-Yongzi
Refer to the above? Baidu Encyclopedia-Yunzi