Founded in 1979, Hosonic initially produced resistors and capacitors and shifted its focus to crystal products after establishing its first crystal production line in Taiwan in 1991. Hosonic has since expanded its production lines to mainland China. Today, the company has four production sites in eastern and southern mainland China, as well as nine sales and FAE offices and ten sales representative and dealer offices around the world. Hosonic is now one of the world's leading manufacturers of professional crystal resonators and crystal oscillators, specializing in the development, production and sales of DIP and SMD type crystals and oscillators.