China has tungsten alloy armor-piercing projectiles equipped 99A2 tank to confront M1A2 of Taiwan, at the same time, US arms companies will face sanctions of selling weapons to Taiwan.

Rare earth is indispensable raw materials in various fields. Recently, the University of Michigan team has developed a technology that combines the ordinary elements into common elements compounds that can replace rare earth metals and has the opportunity to reduce the dependence of industries on rare earth elements.

The US Army seeking potential tungsten carbide plants for its new 120mm mortars and 6.8mm projectiles production according to the US military website "Defence Blog" reported on 10th July. The US Army is conducting a market investigation to find a manufacturer to produce large-caliber new 120mm mortars. It also announced a draft tender specification for new 6.8×43mm projectiles, attracting vendors participating in the bidding.

By measuring minute changes in the ratio of tungsten isotopes, an international collaborative research team has solved a puzzle that has been debated for decades: Is there an interchange of material between the earth’s core and the mantle? The paper has been published in Geochemical Perspective Letters recently.