Our crew through skilled training. Skilled skilled knowledge, strong sense of company, to meet the company wants of customers for Holtop Industrial AHU, commercial ventilation system , commercial ventilation system , heat recovery core of AHU ,Industrial Projects . Our products are widely used in many industrial fields. Our Company Services Division in good faith for the purpose of the quality of survival. All for customer service. The product will supply to all over the world, such as Europe, America, Australia,Denver , Philippines ,Pretoria , Porto .Our company, is always regarding quality as company' s foundation, seeking for development via high degree of credibility , abiding by iso9000 quality management standard strictly , creating top-ranking company by spirit of progress-marking honesty and optimism.