Shandong longxing chemical machinery group since its inception, always adhere to the quality of survival, good faith as the basic, with science and technology, promoting development, With strong technical force, excellent production, processing and testing equipment, perfect quality assurance system, advanced enterprise management mode and high quality of the contingent of cadres and workers, for clients to provide us proud strong product backing. Industry first passed ISO9002 international quality system authentication, the product quality further upward, the product can meet the domestic leading level, partial product filled the country and province blank, more than ten new product has been awarded yantai provinces and technological progress, the enterprise has been conferred "provincial..