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

Dazhang - Screw Jack Filter Press

Technical Data