To meet the customers' over-expected pleasure , now we have our potent staff to offer our greatest general service which includes internet marketing, sales, planning, output, quality controlling, packing, warehousing and logistics for negative pressure airflow, Industrial Projects , AHU heat recuperative core , hospital air systems ,Rotary heat exchanger . Should further information be required, please contact us at any time! The product will supply to all over the world, such as Europe, America, Australia,Greece , Costa rica ,Boston , France .As an experienced factory we also accept customized order and make it same as your picture or sample specifying specification and customer design packing. The main goal of the company is to live a satisfactory memory to all the customers,and establish a long term win-win business relationship. For more information,please contact us. And it's our great pleasure if you like to have a personally meeting in our office.