Ann: Transformational Acquisition of Twin Hills Gold Project, page-33

Looks like the preference will be open pit not underground, which makes sense at the current gold price ($750 vs $2450) and overcomes a lot of the risks with underground. Operating yandan as a central hub will also allow GBM to optimise their resource base with the price of gold, which is a massive advantage. As Big poppa pointed out, GBM management were able to turn White Dam around into a profitable venture. PR has over 20yrs experience as Met and is also the technical director of Core Resources, a world class metallurigical company, built on the business of extracting value from mining assets.