What Is About Ozone Filter
Ozone filter blue cat
Ozone filter is the air filter that removal ozone. Working Principle:When ozone contact with the catalyst, it could instantly be converted into oxygen. The method be High removal efficiency and popular at the monment.
Trade growth momentum to improve quality and efficiency
China's total import and export value of goods trade in the first half of this year was 14.12 trillion yuan, up 7.9 percent over the same period last year, and the quality and efficiency of foreign trade development were further improved, huang songping,
