International vanadium product prices temporarily maintain stable operation: on December 28, European iron vanadium 36-37.01 USD/kg vanadium, a discount of RMB 50 iron vanadium 1256-129,200 yuan/ton; European vanadium pentoxide USD 9.27-9.61 / lb, discounted RMB 1397-144,900 yuan/ton; Us iron vanadium 18.15-19.75 USD/lb vanadium, discount RMB 50 iron vanadium 13.98-152,100 RMB/ton.