Transtech Optelecom Science Holdings Limited, an investment holding company, primarily engages in the manufacture and sale of optical fiber, optical fiber cables, optical cable cores, and other related products. The company offers optical fiber for use in telecommunication, medical, military, aerospace, and various other applications; and optical fiber core and other related products, such as optical fiber coloring, secondary coating, and stranded cabling, as well as the tests. It has operations in the Hong Kong, Thailand, Germany, Italy, Indonesia, Myanmar, Malaysia, the Philippines, Slovenia, Seychelles, Greece, and internationally. The company was founded in 2003 and is headquartered in Tai Po, Hong Kong. Transtech Optelecom Science Holdings Limited operates as a subsidiary of Hong Kong Futong Optical Fiber Company Limited.