Founded in 1992, Xi'an Tianhou Filter Technology Co., Ltd is an integrated high-tech enterprise, which specializes in researching, developing, producing and saling Oil Quality Analyzer, Octane Analyzer and Diesel oil purifier. Our company has devoted to spreading the idea of lubricating Management and proactive maintenance for engine.

With the management concept of innovative consciousness as our lead, energy-saving as our duty, we has dedicated to the field of detecting oil and purifying diesel oil, and got fruitful achievements over the past 19 years.