Focus on the design concept and technology of the ball valve
Our company participated in the “2014 Building Materials Machinery Industry Standardization Work Conference held by the National Building Materials Equipment Standardization Technical Committee and the National Building Materials Ind...
On April 25, 2013, the National Building Materials Machinery Standardization Work Conference co-organized by our company was held in Rui'an. More than 100 representatives from the national building materials machinery industry exchang...
