We are experienced in providing quarterly maintenance services to industrial offices, factories, shop-lots having from 5 units up to 50 units of air conditioners. Kindly enquiry us, we will be sending our technicians to check and remarks on the frequency usage of all airconds. We will provide a consulting strategy on how often to provide services to airconds, the price of service per unit will be varied by the total unit of airconds and we will respond in more details upon your friendly enquiries.