Iron ore 62 purchase, except Australia, Brazil

We are a trading company from Shanghai.
We are looking for high-quality iron ore (limonite, magnetite) for our steel mills.
We hope that the indicators of iron ore are as follows:
Fe   ≥62%
SiO2 ＜4%
Al₂O₃ ＜1.5%
P    ＜0.1%
S    ＜0.1%
We issue an irrevocable and non transferable letter of credit at sight to your company.
We hope to receive your company's quotation and samples.