With the deepening of research, the 3D printer is slowly fading away from its mysterious veil and moving from laboratory to industrial production step by step. For design and manufacture, it is very good, but "nobody is perfect." While people are paying much attention to and advocating their advantages, have they ever thought that there might be some hidden dangers in 3D printers?

Chinese rare earth market is stable on the whole amid the latest price of lanthanum oxide, europium oxide and cerium oxide is unchanged from the previous trading day. 

Analysis of latest tungsten market from Chinatungsten Online: The average prices from large tungsten enterprises were released yesterday, rising slightly compared with last adjustment. While the environmental protection inspection is carrying on and market is fragmented. On the whole, most traders in the market maintain a smooth state of mind after price adjustment in May.

The latest price of ammonium molybdate and ammonium heptamolvbdate falls slightly while molybdenum powder price remained unchanged in China. Disparity in supply and demand at each end of the industry chain affects the dissension of businesses and central enterprises operate mainly replying on costs.