The whitening of jadeite refers to the collision or friction of jadeite during use or storage, which leads to the whitening of the surface. Dealing with the whitening of jadeite requires some professional skills and methods. Here are some suggestions:

1. Warm water washing: gently wash the white jade with warm water to remove dust and impurities on the surface. You can brush gently with a soft brush, but you should avoid overexertion or hard brush head to avoid scratching the jade.

2. Rubbing: Soak the jade in warm water for a period of time, and then gently rub it with your fingers to help the oil on the jade surface regain its luster.

3. Wipe: You can gently wipe the jade surface with a soft cloth or jewelry cloth to remove whitening. Avoid using hard objects or chemicals to avoid scratching or damaging jadeite.

4. Oiling: A proper coating of vegetable oil or lubricating oil special for jadeite helps to restore the original luster of jadeite. Before oiling, make sure that the jadeite is dry and the surface is free of water stains.

5. Professional repair: If the above methods can't solve the problem of jadeite whitening, it is recommended to send jadeite to a professional jadeite repair shop or jewelry store for further treatment. Professional repair shops can choose appropriate repair methods according to the situation of jadeite to restore the original luster and beauty of jadeite.

It should be noted that care should be taken when whitening jadeite to avoid further damage to jadeite. It is best to consult a professional or seek the help of a professional before handling, so as to obtain a suitable handling method. In addition, in order to protect jadeite, we should pay attention to avoid collision or friction between jadeite and hard objects, and regularly clean and maintain jadeite to ensure its long-term luster and beauty.