青云翻译

3, the oil field chemical equipment manufacturing: including metal hose, bellows expansion joints, filters, water treatment equipment, land, agitator, lubrication oil station, liquid lifting equipment and other products.

3, oil field chemical industry equipment manufacturing: including hoses, corrugated metal expansion joints, water treatment equipment, mixers, filters, oil, liquid lifting devices and other products.

3, oil field chemical industry equipment manufacturing: including hoses, corrugated metal expansion joints, water treatment equipment, mixers, filters, oil, liquid lifting devices and other products.