自2002年起，总部现设在澳洲的亚士迪（Airestec)一直作为市场的领导者，为加热和通风空气调节系统(HVAC)提供唯一整套的去污和治理方案，抑制生物膜（bio-film),细菌，真菌，微菌和藻类的繁殖，并确保其效果长达12个月，能够极大地改善室内空气质量（IAQ)。服务的项目涉及多个世界知名的大企业和涵盖了各类行业，包括有机场，火车，轮船，石油和天然气，冷库，制药，酒店，医院，政府大楼，购物中心，连锁商店，大学，实验室等。
随着亚士迪的成功发展，目前公司的运营延伸至新加坡，香港，澳门。2010年1月，亚士迪携手亚氏环保科技有限公司进军中国市场。
Introducing the technology out of Australia in 2002, Airestec has since established itself as a market leader in providing the state-of-the-art technology to offer The Only Complete Systematic De-Contamination and Treatment on HVAC systems to prevent proliferation of bio-film(jelly), bacteria, fungal, mould and algae with a 12 months guarantee and to enhance and improve Indoor Air Quaity (IAQ) to some of the biggest corporations in the world and across a diverse range of industries, including airprts, trains, ships, oil&gas, cool rooms, pharmaceutical, hotels, hospitals,government buildings,shopping complexes, chain stores, universities, laboratories, etc.
With the development and success of Airestec, the company has expanded its operations to countries including Singapore,Hong Kong, Macau.2010 January，Aierestec and Yashi came into china.
