DOUBLE RINGS OIL TOOLS can present good quality Industrial Plants, Machinery & Equipment and many more China Fracturing Ball, Dissolvable Fracturing Ball, Drillable Frac Bridge Plugs goods, as they are a famous Manufacturer. The headoffice of DOUBLE RINGS OIL TOOLS is situated in Shanghai Shanghai China. DOUBLE RINGS OIL TOOLS is a topmost corporation in China that is trading transnationally. DOUBLE RINGS OIL TOOLS Description Name: Alen Zhao Address: Shanghai Shanghai Country: China Main Products: Fracturing Ball, Dissolvable Fracturing Ball, Drillable Frac Bridge Plugs Year Established: 2012 Export Focus: Argentina, Germany, India, Mexico, Thailand Estimated Employees: 101 - 200 People Registered Capital: US$1 Million - US$2.5 Million Ownership Status: LLC (Limited Liability Corp) Export Percentage: 61% - 70% Factory Size: 10, 000-30, 000 square meters Production Lines: 1 Research Team Size: 5 - 10 People Contract Services: OEM Service Offered