industrial diesel genset 1.CE,ISO 2.water-cooled, brushless 3.12 monthes warrenty time 4.50HZ, 60HZ Cummins® 728kw professional industrial diesel gensetAbout As:Zhengzhou Yudong New Energy Co., Ltd. is a key and professional manufacturer of a wide range of gensets including diesel gensets, gasoline gensets, natural gas gensets and anti-noise gensets, etc which are ISO9001:2008and ISO14001: ...