The Envirco and Trion brands are well-known in the field of clean technology and air purification. Envirco, the pioneer of clean technology, is used in microelectronics, semiconductors, hard disk drives, medical devices, laboratories and biomedical and other industries that require clean environments. Trion products are used in commercial, industrial, residential, and military markets to create clean, safe, and comfortable indoor environments. Envirco and Trion have a reputation for innovation and superior product quality.
With the growth of the manufacturing companies in China, Fidelis invested more than $10 million to establish an air treatment R&D center in July 2005, and will invest up to $50 million in the future to become the company's largest R&D center in the world.
Fidelis International, headquartered in Shanghai, is responsible for sales and marketing activities for Fidelis worldwide (outside the Americas)