Innovation: Keeping improving all the time

Sumitomo Chemical Shows 50% Solar Transmittance

Zhengzhou Sanmao CBN grinding wheel technology won the special prize of the city science and technology progress award

In June, the import volume of polysilicon approached 10,000 tons, and the processing tax avoidance accounted for over 80%.

Analysis of Changes in the Development Pattern of China's Hardware Industry

Dense cloth charging technology that takes only 30 seconds

The use of re-production skills in bearing and outer ring machining

Advances in the application of active dry yeast in ruminants

It is more suitable to pre-tighten the bolts by electric heating method.

Dangerous goods warehouse

Field alarm and GSM anti-theft alarm function comparison

Determination of the reference point for the measurement of the indexable turning tool