Being supported by an highly developed and specialist IT team, we could give technical support on pre-sales & after-sales service for air purification system, CROSS COUNTERFLOW HEAT EXCHANGERS , floor stand air purifier , Industrial Projects ,Manufacturer of large airflow AHU . Our Lab now is "National Lab of diesel engine turbo technology " , and we own a professional R&D team and complete testing facility. The product will supply to all over the world, such as Europe, America, Australia,Kenya , Montpellier ,South Africa , French .As an experienced manufacturer we also accept customized order and we could make it the same as your picture or sample specification. The main goal of our company is to live a satisfactory memory to all the customers, and establish a long term business relationship with buyers and users all over the world.