Chery Jili breaks the back road three auto group own brand encounter


The successes of Chery and Geely have almost cut off the back road of the major auto brands of the three major groups. However, as the three major automobile groups with special responsibilities have gradually gained human, financial, and material advantages, their own brands have become .......

Balanced low shear valve available

Shengli Oilfield Gudong plant three mining center recently successfully developed a balanced low-cut-off valve, the oil field injection pump at the same time to multiple wells injection possible. Due to the large mechanical shear viscosity loss of the polymer, it is required that the regulating.......