Dongrun, named by Shandong province science and technologycommission, belongs to "high-tech enterprises", " Contract-creditand promise keeping enterprises","ISO9001:2008 quality managementsystem authentication enterprise", " metrological managementadvanced enterprises of Shandong province ", "Metrologicalguarantee confirmation qualified enterprise". A Powerful technologyteam has been established in our company. The high-levelengineering staffs account for more than 60% of the total number,while employees of college degree or above are more thanthree-quarters. In 2003, we invested to build a new plant which ismore than 10000 square meters in Shengquan Industrial Park, LaishanEconomic Development Zone. We have two production lines of theenvironment analysis instrument and the automation instrument, theenvironment analysis professional laboratory and instrumentprofessional test chamber. We have established a professionalsoftware design center and water environment analysis monitoring R& D Center to solve the hard environment monitoring problem anddevelop the worlds advanced monitoring instruments. Some technologyfills the domestic gap.