On September 4, 2010, the 2010 Top 500 Chinese Enterprises Conference and the China Large Enterprise Summit were held in Hefei. This is the ninth time that the China Enterprise Confederation has issued the list of top 500 Chinese enterprises for the ninth time, and the threshold for entry has increased from RMB 10.54 billion in 2009 to RMB 11.08 billion. Weichai Group ranked 117th in the top 500 companies in China and 49th in China's top 500 manufacturing companies with a revenue of RMB 52.3 billion. It ranked 66th in the top 200 enterprises in China with a net profit of RMB 4.16 billion, compared to 2009. Rising 27 places. Tungsten trioxide is a powder metallurgy raw material for the production of cemented carbide and tungsten products. According to the national standard (GB/T 3457-1998), it is divided into two types, namely tungsten trioxide (referred to as yellow tungsten), molecular formula is WO3, and blue tungsten oxide (referred to as blue tungsten, is a mixed tungsten oxide), molecular formula W20O58. Yellow tungsten is light yellow crystalline powder, blue tungsten is dark blue or blue-black crystalline powder. Tungstic Oxide,High Purity Tungsten Oxide,Yellow Nano-Tungsten Oxide,Chemical Reagent Tungsten Oxide Jiangsu Lucky Metal Materials Co., Ltd. , https://www.luckymetalmoly.com
January 14, 2023