Telecom Service One Holdings Limited, an investment holding company, engages in the provision of repair and refurbishment services for mobile phones and other personal electronic products. It also sells mobile phone accessories, as well as offers support services. In addition, the company invests in properties. It serves the manufacturers of mobile phones and personal electronic products; telecommunication service providers; and services companies worldwide. The company was founded in 1987 and is based in Kowloon Bay, Hong Kong. Telecom Service One Holdings Limited is a subsidiary of East-Asia Pacific Limited.