2007： Dripro was founded in Beijing.
2008：Started research and developing permanent installed Fiber Optical P/T monitoring system, and succeed installed into the well in 2009.
2009：Successfully designed multi-well control panel system and Fiber Optical DTS system.
2010：Successfully designed ball valve type completion fluids loss prevention valve
2011：Successfully designed flapper type completion fluids loss prevention valve
2012：Successfully designed 400 degree C completion fluids loss prevention valve
2013：Started upper and lower completion tools design and manufacturing.
2014: Successfully completed the research and development task of "horizontal well gravel packing sand control wellbore tool" entrusted by party A, and passed the acceptance inspection smoothly.
2015: Open hole gravel packing system was developed and accepted by party A.
2016: Developed single trip multi-zones sand control system tool.
2017: Single trip multi-zones sand control tool is successfully used on the sea.