shandong zhiwei environmental protection technology co.,ltd.was established in 2001,is the state-owned assets super-  vision and administration commission investment shares of high-tech enterprises,the company registered capital of 18.5 million  yuan.the  headquarters  is  located  at  the  3rd  floor,unit  2,building  7,xintiandi  square,shangang,jinan  high-tech free trade pilot zone,with 1000m² office space with independent property rights.the production base is located in weisu 4th road,qicheng avenue,qihe,shandong province,the conversion zone of old and new kinetic energy.it covers an area of 80 mu,with a plant area of about 25,000 m².The company is engaged in ozone generator,oxygen generator,water treatment and electronic product series research and development,sales of high-tech enterprises,2005 through the iso9001 quality system certification,in 2009 by the jinan bureau of science and technology review set up jinan ozone engineering technolo- gy research center,the research center for ozone denitrification and voc treatment of volatile organic compounds was es-  tablished jointly with the school of environmental dynamics,shaandong university.large ozone generator research and de-velopment technology department key support enterprises.

Relying on shandong university national coal pollution reduction engineering laboratory joint research and develop-  ment of ozone oxidation denitrification application,shandong province ultra-clean emission technology alliance joint re- search and development of ozone for ultra-clean nox emissions,vocs governance,backed by shandong university strong sci- entific and technological support,industry-university-research cooperation.the company has more than 30 r&d personnel,  including 5 doctors and 11 senior engineers,who have long been engaged in oxygen generator,ozone production and manu-facturing and engineering application technology.

After more than ten years of efforts,the core component of ozone generator titanium discharge tube obtained national invention patent,the company is a few domestic ozone enterprises with independent research and development of discharge  tube technology,continuous winding dry type transformer technology,current type igbt power supply technology enter- prises;with "ozone generator as the leader,water treatment products as the main body,multi-development of high-tech products development strategy driven,with its strong strength,after years of hard work,developed with the internation- al leading level,and in line with the domestic application environment and industry needs of the high-frequency large ozone generator and energy-saving oxygen machine.

Through the  unremitting efforts of the  company's technical staff,oxygen  machine and ozone in the  municipal water supply and drainage,industrial sewage,printing and dyeing wastewater,electroplating wastewater,petroleum cyanide wastewater,high salt coking wastewater treatment has a deeper  understanding;in the treatment of some special gases,ozone desulfurization  and  denitrification  cooperation  with  shandong  shandong university  of  technology,the university's  technological  advantages,broaden  the denitrification market,in  the  control of haze,pm2.5  pollution to assume the responsibility of enterprises.

High frequency and high power ozone generator and energy-saving oxygen generator have created their own brands, with a large number of customers.we provide customers with comprehensive and perfect solutions from pre-consulta-tion, system design,product  guidance  and  training,maintenance  support  of  oxygen-and  ozone  engineering.