LILIN as a specialized manufacturer of drilling tool and equipment petroleum ＆chemical industrial was founded in 1985, it covers an area of 500,000m² industrial park. 

Main products: Downhole drilling motor , Tricone bits ,  Hydraulic breakout unit ,  PC &Screw pump , Power section dynamometer.
        §    LILIN brands had 22 years history.
        §    LILIN is the largest manufacturer of downhole drilling motor in Asia area. 
        §    LILIN is a famous manufacturer of drill bits in china. 
        §    LILIN granted by ISO9001:2000 quality system and API spec 7 monogram.
        §    LILIN is superior supplier of CNPC, SINOPEC, CNOOC, GWDC, CPTDC in domestic.
        §    LILIN export to worldwide : Russia, Canada, U.S.A, Australia, Africa, Middle East area etc.
        §    LILIN set up five maintain center to service downhole drilling motors in domestic oilfield.
        §    LILIN bulid four rental center to service downhole drilling motors in domestic oilfield.