Daisho Microline Holdings Limited, an investment holding company, engages in the manufacture and trading of printed circuit boards in Hong Kong, Europe, the People's Republic of China, South Korea, North America, and internationally. The company operates in four segments: Manufacturing and Trading of Printed Circuit Boards; Trading of Petroleum and Energy Products and Related Business; Manufacturing and Trading of Printing and Packaging Products; and Investments in Funds. It engages in the manufacturing and trading of printed circuit boards which are applied in smart living buildings, commercial place central system, automobile, and cloud computing as well as printing and packaging products. The company was incorporated in 1990 and is headquartered in Chai Wan, Hong Kong. Address: Fook Hing Industrial Building, Chai Wan, Hong Kong