China's financial services authorities required major executives of the Shanghai-based bitcoin trading platform BTCC on Friday to rectify misbehavior in the trading of the virtual currency - and to raise awareness of risks as the value of bitcoins experienced wild fluctuations.

In the field of armor piercing, the United States is well ahead of all the countries in the world - including tungsten alloy armor piercing projectiles.

Mobile emission catalyst helps in emission reduction from automotive and stationary engines from many vehicles such as cars, trucks, commercial vehicles and buses. It reduces emission of various gases such as carbon dioxide (CO2), carbon mono oxide (CO), hydrocarbons (HC), oxide of nitrogen (NOx) and other gases which are produced due to incomplete combustion of fuel. 

It is reported the world’s highest bridge, named Beipanjiang Bridge, is open to traffic on Dec. 29, 2016. The bridge connects Guizhou and Yunnan, China. It has been the highest bridge all around the world for the bridge is 565meters again the river surface, with total length of 1341.40meters. The heights of east and west bridge piers are 269meters and 247meters. It took four years to finish such a bridge with many difficulties.