1, blank and blank are all intermediate stages of making a product, but the manufacturing process and use are different. White blank usually refers to the initial forming stage in the process of making ceramics or porcelain, that is, the raw materials are made into unfired shapes without subsequent processes such as glazing or painting. White embryo usually refers to the initial forming stage in the jewelry making process, that is, the precious metal or gem is preliminarily processed, but the subsequent processes such as inlaying or polishing have not been carried out.

2. White blanks are mainly used to make ceramics or porcelain, and only after firing and subsequent processing can they become finished products. White embryo is mainly used to make jewelry, which can become finished jewelry after inlay, polishing and other processing techniques.