According to Tongling Nonferrous Metals, recently, Tongguan Electric Co., Ltd. successfully developed 45 mm large-size microcrystalline phosphor copper balls and achieved stable mass production, marking the addition of new products to the company's large-size phosphor copper ball production line.

According to Tongling Nonferrous Metals, recently, Tongguan Electric Co., Ltd. successfully developed 45 mm large-size microcrystalline phosphor copper balls and achieved stable mass production, marking the addition of new products to the company's large-size phosphor copper ball production line.