UNICAL., LTD is a limited company invested by BUMACE., LTD .The production base is located in the industrial complex in Danyang city.jiangsu province of china. It use the advanced technology of German and adminster of Korea and producing at china.BUMACE, s main products are construction machineries, is successfully managing brother company . The advantages of unical&bumatec screw air compressor are reliable, high efficiency, low noise and durability , and especially service duration is longer than any other brand by adopting new concept of design, furthermore it is possible for our customers to redue coperating our worldwide market, UNICAL performs uninterrupted R&D and many improving activities to compete with quality, cost, and delivery time.