Gold recycling: gold bars, coins, finished jewelry, thousands of gold jewelry, gold wire; Platinum, 22K, 18K-9K old materials, etc. ?

Platinum recovery: finished jewelry, platinum wire, platinum sheet, platinum powder, platinum rhodium sheet, platinum rhodium wire, palladium gold, various industrial platinum, etc. ?

Diamond recycling: loose diamonds, colored diamond; Finished gold, platinum, 18K gold diamond jewelry, etc. Diamonds are cut and priced according to size, grade and color.

Silver recovery: industrial silver, silver powder, silver wire, silver bar, silver sheet, etc. ?

Precious metal recovery: gold salt, gold powder, placer gold, gold water, gold waste, etc. ?