Shanghai Dazhang Environmental Protection Co., Ltd. is a professional manufacturer of separation equipment, set development, design, manufacture and service in one, with professional production technology, advanced production technology, sophisticated manufacturing equipment, perfect detection means. To meet the needs of different users of filtration, we continue to develop and improve product technology and quality, improve product automation and after-sales service quality. Shanghai Dazhang Environmental Protection Co., Ltd. products are sold all over the world.
Over the years our unremitting efforts won the trust of the vast number of users, products sold at home and abroad. Company's filtration equipment has a series of filter press products, including frame-type filter press, box-type filter press, diaphragm filter press, belt filter press and so on. Product specifications complete, reasonable design, handsome in appearance, materials, rugged, strong adaptability to work. The spirit of responsibility for the user's attitude, preferential matching supply filter cloth, membrane and infusion pump, and to our technical advantages, design and manufacture of different equipment supporting the hydraulic equipment system and material conveying equipment.
Products are widely used in petroleum, chemical, pharmaceutical, sugar, food, coal washing, grease, printing and dyeing, brewing, ceramics, mining metallurgy, sewage treatment and other fields. Our company is not to achieve maximum profit for the purpose, not to the largest scale of assets as the goal, not to the low price to meet the market and reduce product quality, adhere to the 'Quality assurance, quality dedication, ethics first, integrity-based' business philosophy to customer demand as the basis for our development, customer satisfaction as our pursuit of the goal, Meet the needs of different customers at a reasonable price.
We have always pursued the concept of service-oriented, full of sincere cooperation with friends from all walks of life and common development!
- 1988：The chairman Zhang zhen li succeeding to his father's chairmanship engaged in filter press industry
- 2004：The first Shanghai Dazhang filter equipment co., LTD was established in minhang district, Shanghai.
- products: frame plate filter press, chamber filter, stainless steel filter, cast iron filter press, belt filter, etc
- 2005：Dazhang filtration equipment Co.,LTD of Shanghai fengxian factory was built, and the production area is 10,000㎡
- Oct , Shanxi office and guangdong office were established
- 2006：Dazhang filtration equipment Co.,LTD of Shanghai fengxian factory was extended, and the production area reach 20,000㎡
- 2007：The third company of Dazhang filtration equipment Co.,LTD was established in Yuzhou
- 2008：Mar, The year of the Olympic Games , the company held the activity of whole staff take part in produces and sales grand meeting emerges a lot of production and sales talents
- 2009：The various filtering equipment produced by the Dazhang is widely used in the national key project, and it also has entered a number of fortune 500 enterprises, and reached a peak of development.
- 2010：In 2010, Shanghai DZ company and yuzhou DZ company carried out large-scale plant expansion and equipment expansion, and the workshop area reached 70,000 square meters.The company's comprehensive strength rose to a new level.
- Mar, He Nan branch office gradually established the human resources department, planning department, cultural business department, foreign trade department and other comprehensive management departments.
- It has be widely praised by foreign customers, and has taken the important step of taking DZ brand to the international stage.
- May. as the representative of the Chinese private enterprise brand took part in the activity of Shanghai world expo corporation pavilion 'shining world expo for coordinate activities,'selected 'enterprise shining matrix display wall' and 'China entrepreneur situation was display wall
- Oct , Yu Zhou manufacture base was established , the company's total production area reached 120000 ㎡, The annual production capacity reaches 2000 sets of filter press, 300 sets of belt filter press, 600 sets of precision filter.
- 2012：DZ filter press acquired the title of 'henan province famous brand product' and expansion the technical team , laid a good foundation for the enterprise development , and have been made Breakthroughs in the development of new clean energy industries such as photovoltaic new energy
- 2013：The fourth enterprise of DZ filtration company which is zhengzhou DZ filtration equipment CO., LTD was established in the national university science and technology park , the main project is international trade and product research and development.
- Oct, Invest tens of millions to introduction of the latest high pressure injection filter plate production line and then become one of the small number have the same scale of production of domestic manufacturers, and has reached the international leading level in the diaphragm filter plate production and manufacturing capacity
- Nov, the company purchased more than 30 mu of land in the fengxian district of Shanghai for expanded its production capacity. It is estimated stock 600 spare parts which can effectively guarantee the transfer and timeliness of equipment.
- 2015：Set up the henan technology research center of solid-liquid separation equipment engineering
- Sep, The equipment which exported to Vietnamese was confirmed by the largest phosphate mine in the ministry of chemical industry of Vietnam. DZ filter press was assigned the sole supplier for the company's filter press products
- 2016：The Vietnam office was established
- Xinjiang office was established in June
- Henan enterprise technology center was established
- 2017：Declare national high-tech enterprises