At present, vice excutive sectary - Mr. Jingming Li of CMTBA, said thattraditional thinkings and production methods is going through deep changes,and the evoluation of 'green industry' is rising in machine tool industry.

Gradually, China economy has taken up an important place in the global world. Even in some industries, there are some signs which state China has kept up with the biggest economy country America. It's time for China to exert leading role.

Through exploitation for many years, resource of natural sand is decreasing gradually. In some regions, the natural sand has been exhausted or approximately dried up.

It's known that crushers have stable place in heavy industry. From traditional crushers to advanced crushers, the technology and quality are better and better, but also the policies and theories are innovated.

Chine is a big country to produce steel, and also has great consumption power on iron ore. Along with the rapid economic development in China, the demand for iron ore increases in a high degree.

The experts of Hongxing Machinery say that the operation of grinding process of ball mill belongs to practical experience and skill in the production, but many engineering technicians do not completely understand it and the technical experience on this aspect cannot be found from the relavent books.

In the limestone powder manufacturing process, jaw type crusher and Raymond mill are the ideal stone crushing and grinding equipment in the powder making industry.