By 2021, we have provided ventilation and dust removal solutions for customers in at least 120 countries. Save them a lot of time and energy, and use high-performance products to win more profits for customers.Based on 40 years of production experience and 20 years of export experience, we have organized a professional technical team and hired excellent Serbian engineer 3.Mr.Branislav Mihajlovic as our special consultant. At the same time, we also attach great importance to after-sales service. We have established after-sales service centers in Canada, Singapore, Thailand, Vietnam, Indonesia, Ghana, Panama, Peru, Serbia and other places to bring more convenient after-sales service experience to more customers. .