Cleaning gold wares: First, fill a container with clean water, and then put a little soap in it. Then put the gold ware into a container filled with soap solution and soak it for 10 minute.

After soaking, gently brush with a soft toothbrush and then dry with a soft cloth.

Cleaning silverware: First, fill a container with clear water, then add a proper amount of salt, and then put a piece of aluminum foil paper with the right size in it.

Then you can soak the silverware in a container for 15 minutes, and then rinse it off.

Cleaning pearls: prepare soapy water first, then wipe off the dust with a clean soft cloth, and then wipe it with a soft cloth dipped in proper soapy water.

Finally, wipe the pearls with a wet soft cloth.

Cleaning jadeite: first put jadeite in a container filled with cold water 10 minute, then take it out of cold water and put it in hot water filled with about 75℃ 10 minute.