The state miner is moving to increase its take from joint ventures with international miners such as Glencore and China Molybdenum, which it accuses of not bringing enough money to the country.
Gold mining is one of the main sources of foreign currency in the impoverished country, and most of it is done using traditional methods, often with few safety measures.
State authorities permanently shut down the Tamil Nadu plant after police fired on protesters calling for the closure of the plant in May over concerns it was polluting their air and water.
Vale needs to sort out once and for all its problem child, Goro, and keep its fingers crossed that Tsingshan's announcement is, for now at least, "just talk".