Zhangyuan Tungsten lowers its long-term purchase price for the second half of May

```htmlGolden Ten Data reported on May 20 that Zhangyuan Tungsten's long-term purchase prices for the second half of May 2026 are as follows: 55% black tungsten concentrate at 414,000 yuan per standard ton, 55% white tungsten concentrate at 413,000 yuan per standard ton, and national standard zero-grade ammonium paratungstate at 660,000 yuan per ton. All prices have been substantially lowered compared to the long-term purchase prices for the first half of May.```