IDT International Limited is a leader in the design, manufacturing, engineering, marketing and distribution of electronic lifestyle products that can be divided into four categories: LCD consumer electronic products; telecommunications products; digital media products and electronic learning products. Since 1977, IDT's reputation and distinctive image have been consistently developed across an expanding number of international markets. The Company's brand name, "Oregon Scientific", among others, constitute one of the worlds most widely recognized consumer electronic brands that represents the "art of living."

In 1988, IDT International Limited was listed on the Hong Kong Stock Exchange (HKSE:167)

In 1997, the LCD division become a separate corporate entity listed on the Singapore Stock Exchange as IDT Holdings (Singapore) Limited.

All products invariably feature LCD and microprocessor applications.

The group's products are marketed worldwide to a broad customer base served by the 16 marketing and distribution subsidiaries in Europe (France, Germany, Italy, Spain and the United Kingdom); in the North America (the United States); in the Latin America (Brazil); and Asia Pacific (Australia, Japan, Singapore, Hong Kong and the PRC). International marketing is supported by product development with the corporate head-office in Hong Kong, and manufacturing facilities in the PRC.