In the first season of the southwestern japonica rice region, the geographical span is large, and the meteorological conditions are significantly different. At present, except for some rice fields in the Sichuan Basin that were planted due to drought and other rains, most fields in t…

At the 10th China International Environmental Protection Exhibition that ended on June 24, the micro-filter cloth filter was launched as a high-tech product launched by Puhua Holdings Co., Ltd. for the first time.

It is understood that, at present, most of the sewage is directly disch…

In the single-family gas stove heating system, if there is no temperature control valve on the heating, when the one-point stove, all the heating is hot, the user can adjust only the temperature of the water outlet on the stove and start and stop the stove. With the temperature control valve no…

Recently, our reporter confirmed from the State Environmental Protection Administration that China's third phase of vehicle exhaust emission standards - "Limits and Measurement Methods for Light Vehicle Pollutant Emissions (China III, IV phase)" will be implemented as schedu…

For a time, the micro-vehicles, which were once bound by the restrictions, finally broke out at the end of 2006. Unfortunately, after just three months of glory, the market in recent months can use “bad” to express the idea of ​​the manufacturers at the moment. I…

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“We have sent investment letters to all domestic chlor-alkali enterprises, and we have also published notices on investment promotion in professional magazines, but we did not even receive a consultation call!” said Feng Dianfeng, Deputy Director of Rock Salt Chemical Investment Pr…

I. Overview

Since 2001, Europe and the United States have successively implemented the second-stage emission regulations for off-highway vehicles. To meet this emission regulation, more than 10 liters of engines must use electronic control and air-to-air cooling tech…