Recently, Zhejiang Machinery Industry Federation issued document (2011) 033, informing the 56 projects that won the 2011 Zhejiang Machinery Industry Science and Technology Award. The new product "polymerization kettle bottom valve" researched and developed by our company was on the list and won the third prize of science and technology.



      It is reported that this product is to improve the oil pressure stability control technology to achieve zero leakage and automatic adjustment; the second is to improve the structural design, improve the sealing, safety and insulation efficiency; the third is to choose high-quality materials to realize the localization of the product materials and improve the service life of the product.