Our development goal:
Our goal: Where there needs compressed air purification, there is high quality service from Jenn-dong. Constant pursuit of innovation and excellence is the source of our progress.

Our brand idea:
Jenn-dong is making tireless efforts for great brand image. In order to be the century-old enterprise and century-old brand, Jenn-dong needs to establish its own quality consciousness and management concept.
For more than 30 years, through improving the technology, Jenn-dong assures the high-speed of technology by means of quality management. And it also strengthens the quality management with technology progress. According to the ISO-9001, CE, QS and the requirement of pressure vessel standards, Jenn-dong sets up perfect quality system to guarantee the product quality. At the same time, our team provides timely and great services for customers with the attitude of honesty and credit.

Our management concept:
Quality guarantee, honesty and creativity, timely service

Our service concept:
Credibility, efficiency, customer first, service upmost.

Our environmental protection concept:
We are committed to developing more efficient, more compressed air purifying products, taking the energy saving and carbon reduction as our own duty. From the integral design to the detailed optimization, Jenn-dong takes this concept as the starting point. For over 30 years, Jenn-dong has made lots of gratifying achievements.

Our team:
"Good person establishes great enterprise" is the soul of success. In order to realize the goal of high-tech, high quality and high efficiency, Jenn-dong applies professional knowledge, attracts innovative talents, and takes "respect for employees, for products and for customers" as the spirit of our enterprise, and create a harmonious, passionate environment for the excellent talents.
Jenn-dong cooperate with professional universities to ensure the high starting point of the employees. The long-term training improves the employees’ comprehensive quality. Regular technical seminars ensures Jenn-dong to be the technological frontier.