欧美高清videosddfsexhd,国产人妻人伦精品1国产盗摄,国产区女主播在线观看,男人去天堂a线

四川礦山

Service hotline：18989281813
Home>News>Industry News

Ningxia to speed up the mining machinery equipment manufacturing industry development

2013-12-04
Shizuishan to mining machinery equipment manufacturing industry as a breakthrough point of the industrial transformation and upgrading, in the process of promoting the development of the industry to seize the key link, combined with the market reasonable planning, intensify efforts to build a industrial cluster, make leading enterprises, increase the intensity of independent innovation, out of the characteristic of different development path, bigger and stronger mining machinery equipment manufacturing industry.

Back