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Guangzhou blue Billiton Electrical Company Limited: products are Germany BUSCH Busch / Bosch, Germany LEYBOLD LEYBOLD ( noble ), Germany RIETSCHLE in his music, the German BECKER, Japan ULVAV Beck Aifake import brands such as vacuum pumps and vacuum pump, vacuum pump oil. Accessories : vacuum pump vacuum pump air filter, air filter, vacuum pump oil mist filter, oil filter, vacuum pump, vacuum pump exhaust filter, blade, blade, carbon films, carbon films, vane, vane, air filter, oil, vane vacuum pump wearing parts. Products are widely used in electric light source, vacuum coating, machinery, me