| · | [Nickel]Market Price of Philippines Low-grade nickel ore（Ni0.9-1.1%,Fe50%） in China | 4/18/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.6%,Fe20-30%） in China | 4/18/2019 |
| · | [Nickel]Market Price of Philippines High-grade nickel ore（Ni1.8%,Fe<20%） in China | 4/18/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.55%,Fe18-20%） in China | 4/18/2019 |
| · | [Nickel]Market Price of Philippines High-grade nickel ore（Ni1.9%,Fe<20%） in China | 4/18/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.7%,Fe<20%） in China | 4/18/2019 |
| · | [Nickel]Market Price of Philippines Low-grade nickel ore（Ni0.9-1.1%,Fe50%） in China | 4/17/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.6%,Fe20-30%） in China | 4/17/2019 |
| · | [Nickel]Market Price of Philippines High-grade nickel ore（Ni1.8%,Fe<20%） in China | 4/17/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.55%,Fe18-20%） in China | 4/17/2019 |
| · | [Nickel]Market Price of Philippines High-grade nickel ore（Ni1.9%,Fe<20%） in China | 4/17/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.7%,Fe<20%） in China | 4/17/2019 |
| · | [Nickel]Market Price of Philippines Low-grade nickel ore（Ni0.9-1.1%,Fe50%） in China | 4/16/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.6%,Fe20-30%） in China | 4/16/2019 |
| · | [Nickel]Market Price of Philippines High-grade nickel ore（Ni1.8%,Fe<20%） in China | 4/16/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.55%,Fe18-20%） in China | 4/16/2019 |
| · | [Nickel]Market Price of Philippines High-grade nickel ore（Ni1.9%,Fe<20%） in China | 4/16/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.7%,Fe<20%） in China | 4/16/2019 |
| · | [Nickel]Market Price of Philippines Low-grade nickel ore（Ni0.9-1.1%,Fe50%） in China | 4/15/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.6%,Fe20-30%） in China | 4/15/2019 |
| · | [Nickel]Market Price of Philippines High-grade nickel ore（Ni1.8%,Fe<20%） in China | 4/15/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.55%,Fe18-20%） in China | 4/15/2019 |
| · | [Nickel]Market Price of Philippines High-grade nickel ore（Ni1.9%,Fe<20%） in China | 4/15/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.7%,Fe<20%） in China | 4/15/2019 |
| · | [Nickel]Market Price of Philippines Low-grade nickel ore（Ni0.9-1.1%,Fe50%） in China | 4/12/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.6%,Fe20-30%） in China | 4/12/2019 |
| · | [Nickel]Market Price of Philippines High-grade nickel ore（Ni1.8%,Fe<20%） in China | 4/12/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.55%,Fe18-20%） in China | 4/12/2019 |
| · | [Nickel]Market Price of Philippines High-grade nickel ore（Ni1.9%,Fe<20%） in China | 4/12/2019 |
| · | [Nickel]Market Price of Philippines Standard-grade nickel ore（Ni1.7%,Fe<20%） in China | 4/12/2019 |