About Us




ShanDong ZEN Cleantech.Co., Ltd.

In 2007, the factory was established in the central air conditioning industry base. In 2012, Wucheng ZEN cleantech Co., Ltd. was registered.In 2019, in order to response to the national foreign trade policy, registered ShanDong ZEN Cleantech Co.,Ltd. In the free zone. With a total registered capital of 22 million yuan. The company has been adhering to the spirit of continuous innovation, with "best quality, best price, best service" as the business philosophy, won the highly recognition and the highly praised of domestic and foreign customers.

The company has always been committed to the design, development, manufacture, sale, export and related technical services of air filter, chemical filter, HT resistant filter, FFU and other purification equipment and clean room products. Has its own brand(ZENFILTER) and a number of authoritative certification and national patents. ZEN has advanced computer-controlled automatic production lines of mini-pleat filter, separator filter, and folding filter elements, with perfect testing method and dust-free clean workshop. All kinds of products are widely used in semiconductors, nuclear industry, electronic technology, medical and health, biological experiments, food and beverage,machinery electrical equipment, chemical industry, painting automobile manufacturing and other fields.


ZEN not only attach great importance to market expansion and customer maintenance, but also attaches importance to the improvement of employees’ quality and technology, taking high-quality and high-tech talents as enterprise capital. Committed to products R&D and manufacturing. Continuous training and education of staffs. Have created a group of vigorous, professional and innovative team.

With the sustained development of the company and the growing team, the company will continue to adhere to the principle of "win-win cooperation" and the faith of give profits to customers, go hand in hand in the fierce market competition, with the band strategy of "creating a first-class brand, build a first-class enterprise". dare to face opportunities and challenges, create a vast market.

Let us breath in the fresh and cleaner air……

ZEN team

ZEN not only pays attention to the expansion of the sales market, but also pays more attention to the improvement of the quality of employees, and takes high-quality human resources as the capital of enterprises.

The company specializes in senior technical personnel dedicated to product R&D and manufacturing, attaches importance to the training and education of employees, and upholds the enterprise spirit of "creation and challenge", and has created a group of vigorous and dedicated manufacturing teams.


Letter shell strength

ZEN has advanced computer-controlled non-separator air filter, baffle air filter and folding filter automatic production line, with perfect detection means and dust-free clean production workshop. ZEN various purification and filtration products are widely used in semiconductor, nuclear industry, electronic technology, medical and health, biological experiments, food and beverage, electromechanical equipment, environmental protection, chemical, painting, automobile manufacturing and other fields. ZEN quality management system has successfully obtained ISO 9001:2008 certification; ZEN products have passed SGS/RoHS certification.

1. Are you a factory or trading company?

We are professional factory, so our price is very competitive ex-factory price, and welcome to visit the factory. 

2. Where is your factory located?

Our factory located in Shan dong dezhou China.

3. How can I get some samples?

We are honored to offer you free samples. But you will pay express charge after place an order refund double charge.

4. What is your terms of payment?

50% advance payment against contract, the balance should be paid before shipment.

5. What do I need for offering a quote ?

Please offer us drawings (with material, dimension and other technical requirement etc.),quantity, application or samples. Then we will quote the best price within 24h.

6. What's the delivery time?

For products in stock, within 3-5 days after receiving your payment. For custom order, about 4-10 days after confirmed every details.

7. How about the quality of your product?

100% inspection during production.

8. How about quality control in your factory?

Quality is our culture. We pay great attention to quality control beginning to the end. Every piece of goods is tested strictly before packing and delivery.

9. What's your packing?

Full consideration of practical situation: foam/wooden box, anti-rust paper, small box and carton, etc. 

10. What about the warranty?

We are very confident in our products, and we pack them very well with PE Foam and carton box+wood pallet to make sure the goods in well protection.

11. Why choose us?

We have professional team with rich experiences and high precision equipment which can guarantee the product quality, through our scientific management and strict cost control we can offer you the best competitive.