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Nowadays, many countries entered the critical stage of epidemic prevention. The demand for medical supplies increased dramatically. Whether the shortage of face masks can be solved is of great significance for effective prevention and control of epidemics. There is a gap in the supply of masks Mask is facing a prominent contradiction between supply and demand. In...

Recently, "new infrastructure" has become a heated topic in China's economy in 2020. With relevant  policies being released. Foreign companies in China generally stated that it brought a broader space for development. The full name of the new infrastructure is "new digital infrastructure", which mainly includes the construction of 5G base...

As a precaution to guard against the spreading of the COVID-19, first called 2019-nCoV, it is advised that those who are sick and have respiratory symptoms like a cough or a runny nose wear face masks. Which is better, the N95 or surgical mask? The N95 mask has been positioned as a...

2020 is an unusual year. The sudden COVID-19 severely disrupted people's normal lives and caused a period of economic stagnation. The indirect impact such as food crises, inflation, economic recession, and social unrest frequently occur, which amplifies the impact of the epidemic. Under the crisis, it is more important to avoid risks than pursuit profit. As the epicenter...

US oil prices plunge into negative territory at $37.63 a barrel on Mar 20th. down more than 300 percent. It was the first time oil had Plunge into negative territory since they began trading on the Comex in 1983. A negative oil price means that the cost of transporting oil to a refinery or storage has...