Chengdu LuHai co.Ltd was established in 1992 and has experienced 20 years of temper. We built a team with highly qualified research and we have production and sales network. Back to 1994, we were assessed as high-tech enterprises by Chengdu Science and Technology. We had won Sichuan Science and Technology Progress Award, Chengdu Science and Technology Achievement Award. Our independent research and development of products are not only popular in the country, but also has good application effect in foreign oil fields in Turkmenistan, Syria, Indonesia, Kazakhstan.

In 1992, in collaboration with the Chengdu test developed electronic manometer, Sichuan Province People's Government Science and Technology Progress Award;
In 1993, the independent development of vibrating wire sensor monitoring technology, won the People's Government of Chengdu Science and Technology Progress Award;
In 1998, the well test computer real-time processing system, won the second prize in the People's Government of Chengdu, after escalating since the formation of the widely used oil and gas field test system software;
In 2000, the development of permanent downhole electronic manometer, and applied successfully in the gas field, remove the continuous work underground after three and a half still intact;
In 2001, the high-pressure well test the blowout preventer to get the Ministry of Petroleum Industry Quality Inspection Center International Mutual Legal valid certificate;
In 2002, the successful development of high-precision vibrating wire pressure / temperature logger, the same year the successful development of 250 ℃ temperature downhole electronic manometer and downhole temperature electronic thermometer;
In 2003, the development of ZPG-2004A-type underground / ground common storage electronic pressure gauge;
In 2004, successfully developed self-styled well testing BOP control, access to national patents;
In 2006, successfully developed to measure changes in water pressure 1mm micro-pressure gauge, a national initiative. National Hydropower Administration approved;
In 2008, successfully developed hydroelectric dam safety inspection piezometers, displacement, strain gages, quality is better than similar domestic products;
In 2008, successfully developed a multi-function digital information collection instrument, you can display, storage, playback, and can be calibrated with the butt of some foreign electronic manometer running well;
In 2009, the store 09 gauge version of the sixth generation of the update; and the development of 370 ℃ high temperature thermal wellhead blowout preventer;
In 2010, successfully developed titanium blowout preventer; pressure - Adaptive output and control system were successfully;
In 2011, access to the blowout preventer industrial production license, the successful design of high sulfur resistant digital telemetry gauges;
In 2012, Hardware - Software - Internet integrated system perfectly mobile terminal; storage gauge the success of the 2012 version of the upgrade;
In 2013, even picking speed gauge project was officially launched, downhole logging depth recorder successfully developed;
In 2014, successfully developed a high speed even underground mining and surface pressure gauge sleeve wireless remote electronic manometer; intelligent underground walking robot project was officially launched.