Baosteel's cooling wall is the first set for the extra large blast furnace in foreign countries.
Cat : 201808
KY99D6 electronic drain valve developed successfully
Xinjiang Production and Construction Corps successfully developed cotton topping machine
China's largest single-capacity lubricating oil type atmospheric and vacuum unit came out
China has successfully developed a 9000-meter AC frequency conversion ultra-deep well drilling rig
New adsorption hydrogen purification device passed the identification
China's largest tonnage cable-type truck-mounted crane unveiled at Xugong