Shandong Guangda Machinery Manufacturing Co., Ltd.

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  Oil cooler - utility model patent certificate

  2016-07-27
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  Heat exchanger - utility model patent certificate

  2016-07-27
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  Heat exchanger with fuel oil heating function - utility model patent certificate

  2016-07-27
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  Heat sink for engine silicone oil shock absorber - utility model patent certific

  2016-07-27
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  Drilling device for shock absorber - utility model patent certificate

  2016-07-27
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  High sealing property cooler - utility model patent certificate

  2016-07-27
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  Fast heat exchange fin for medium cooler: patent certificate of utility model

  2016-07-27
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  Camshaft (surface hardening) - design patent certificate

  2016-07-27
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  Rocker arm base oil hole drilling tools - utility model patent certificate

  2016-07-27
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  Fixture for drilling and drilling of fan support plate of diesel engine - utilit

  2016-07-27