Molybdenum concentrate: according to comelan incomplete statistics , as of today the majority of domestic molybdenum concentrate trading volume was nearly 6,900 tons in may. In this week molybdenum concentrate market trading continues. Merely a mine in heilongjiang province 50-55% of molybdenum concentrate with the price of 1630-1640 yuan/ton in cash (The price for the one-off purchase of 320 tons is 1630 yuan/ton.) trading over 2200 tons. Other mines keep longer orders,there is not much stock in the bulk trade market, transaction is relatively few.