Zheng Da Qing Ke Hi-Tech Machinery Co., Ltd is dedicated to the research, design and manufacture of dry ventilation technology in pulp paper industry! The products are specially designed for machines with purposes energy saving improvement workshop working environments product quality. ...

Devatech under the Category of Product range Devvent we developed several ventilation and Exhaust solutions for specific Industries. With Greenhouses, Poultry, Garment Manufacturing, Industrial Applications being major areas utility design tailor made with our Ventilation exhaust fans ...