Yuan Sheng Tang

Chunghwa Picture Tubes Ltd. engages in the development, manufacture and sale of display technology products. It specializes in thin-film-transistor liquid-crystal display (TFT LCD) and touch application. The company's products include TFT-LCD tablet applied to car & mobile, touch on cell tablet and touch on cell mobile device. Chunghwa Picture Tubes was founded on May 4, 1971 and is headquartered in Taoyuan, Taiwan.

Part of Tatung Co., Tatung Company of Japan, Inc. is a company that delivers high quality products to Japanese customers. The company is based in Chuo-ku, Japan. The company's products have grown to become worldwide brands and include electric cookers and switchboards.

Tatung (UK) Ltd. operated electronic products. The company was headquartered in Birmingham, the United Kingdom.

Green Energy Technology, Inc. is engaged in the manufacturing and distribution of solar silicon wafers and ingots. It offers six-inch multi-crystal solar silicon wafers, multi-crystal silicon blocks, multi-crystal silicon ingots, non crystal silicon thin film solar modules as well as indium tin oxide (ITO) glasses which are mainly applied in manufacturing of solar photovoltaic modules. The company was founded by Lin Wei Shan on June 16, 2004 and is headquartered in Taipei, Taiwan.

Part of Tatung Co., Chunghwa Electronics Investment Co., Ltd. is a Taiwanese company that provides investment services. The company is based in Taipei, Taiwan.

Kornerstone Materials Technology Co., Ltd. engages in the research, development, production, and deep processing of glass materials. Its products include alumina-silicate glass and antimicrobial glass. The company was founded on August 4, 2011 and is headquartered in Fuzhou, China.