Nanhuayuan, Jinan, Shandong, China

Our company is the main supplier for casings, tubings, suck rod, line pipes located in Shandong, China. We established very close cooperative relationship with many suppliers who produce the relative ...

Our company is the main supplier for casings, tubings, suck rod, line pipes located in Shandong, China. We established very close cooperative relationship with many suppliers who produce the relative ...