First, high-efficiency filter is mainly used to trap particle dust below 0.3um and various suspended materials. Ultrafine glass fiber paper was used as the filter material. Each of them was tested by nano-flame method. It has the characteristics of high filtration efficiency, low resistanc.......
New energy vehicles in China should be officially born in 2009, growing more than five years. In the past five years, its growth trajectory has been ups and downs and controversial. Looking back at these five years, China’s new energy vehicles have come all the.......
The fuel tax has risen three times.
My little heart has been hit three times in succession. Slow down, I have ten questions.
First, when the oil price is lowered, the tolerance of the tax-increased people will become stronger?
The relevant departments said that the mar.......
In the not-so-distant future, you may be able to eat 3D printed cakes and live in 3D printed apartments. According to reports, a company in China has built a five-story apartment building and a three-story mansion .......
Data show that last week the domestic chemical market showed a slight shock consolidation. Of the 68 chemical products monitored, 17 were up products, accounting for 25% of the monitored products; 13 products were falling prices, accoun.......
On March 1, according to the Guangdong Provincial Environmental Protection Department's "Notice on the Implementation of the Fifth Stage National Motor Vehicle Air Pollutant Emission Standards by Guangdong Province" (hereinafter referred to as the "Notice"), t.......