自2002年起，總部現設在澳洲的亞士迪（Airestec)一直作為市場的領導者，為加熱和通風空氣調節系統(HVAC)提供唯一整套的去污和治理方案，抑制生物膜（bio-film),細菌，真菌，微菌和藻類的繁殖，并確保其效果長達12個月，能夠極大地改善室內空氣質量（IAQ)。服務的項目涉及多個世界知名的大企業和涵蓋了各類行業，包括有機場，火車，輪船，石油和天然氣，冷庫，制藥，酒店，醫院，政府大樓，購物中心，連鎖商店，大學，實驗室等。
隨著亞士迪的成功發展，目前公司的運營延伸至新加坡，香港，澳門。2010年1月，亞士迪攜手亞氏環保科技有限公司進軍中國市場。
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.