If the quantity is large, if you think that the trading company is doing the same and the price is too high, you can buy it directly from the non-ferrous metal company. For example, Tribeline provides all kinds of nonferrous metals and precious metals.
A naturally occurring white precious metal. As early as 700 BC, platinum has been shining in the history of human civilization. In the 2000-year history of human use of platinum, it has always been considered as one of the most precious metals. Platinum's outstanding toughness and ductility enable it to carve exquisite lines, and top jewelry brands are familiar with these characteristics of platinum, thus creating countless amazing crafts.