Cheng Loong Corporation manufactures and sells paper products across Taiwan, Mainland China, and Southeast Asia. Its offerings include paperboard such as containerboard, linerboard, coated duplex board, corrugating medium, white top linerboard, and coreboard, as well as corrugated containers, household paper products, office paper products, and green paper art products. The company also produces electronic components, glass products, optical and precision instruments, and various packaging materials, and engages in packaging decoration printing, trading, and water and sewage treatment. Incorporated in 1959, it is headquartered in New Taipei City, Taiwan.