Altan Rio Minerals Limited. However, based on publicly available information, the competitive edge of the company may include:

1. Strong exploration portfolio: Altan Rio Minerals Limited has a diversified portfolio of exploration projects in Mongolia, which includes gold, copper, and molybdenum deposits. The company's exploration activities are focused on discovering new mineral resources and expanding the existing ones.

2. Experienced management team: The company's management team has extensive experience in the mining industry, particularly in Mongolia. They have a proven track record of successfully developing and operating mining projects in the country.

3. Strategic partnerships: Altan Rio Minerals Limited has established strategic partnerships with local and international companies, which provide the company with access to expertise, resources, and funding. These partnerships also help the company to mitigate risks and accelerate the development of its projects.

4. Strong financial position: The company has a strong financial position, with a healthy balance sheet and sufficient cash reserves to fund its exploration and development activities. This gives the company a competitive advantage over its peers, particularly in the current challenging market conditions.

Overall, Altan Rio Minerals Limited's competitive edge lies in its strong exploration portfolio, experienced management team, strategic partnerships, and strong financial position.