Viper Body Tom Stark Refits Early American Fire Truck


The 1944 mack fire truck is a full-time vehicle of the early American fire brigade. It was often seen in the early American movies. The old car belonging to the International Fire Foundation seems to want to prove that it is not old. skill. Afte.......

Sales decline profit of commercial vehicle companies double "diving"


Recently, auto listed companies have successively disclosed their interim results. According to the data released so far, due to the sharp decline in the sales of domestic commercial vehicles in the first half of the year, the income and profit of commercial vehicle companies have appeare.......

Electric hard-sealed butterfly valve structure characteristics

Electric hard seal butterfly valve product overview

The electric hard seal butterfly valve adopts precise U-shaped elastic sealing ring and triple eccentric multi-layer metal hard sealing structure, and is widely used in metallurgy, power, petrochemical, and water su.......