創立於民國七年，大同公司為台灣首批上市企業之一（公司代號：2371），集團總部位於台北，為全球性綜合大廠。近一世紀的焠鍊，大同公司始終秉持「正、誠、勤、儉」之創業精神為最高經營原則。 大同公司主要分為「電力事業群」、「系統事業群」、「消費事業群」三大事業群， 旗下包含電力設備、馬達、智慧解決方案、系統整合、先端電子及家電電子等6大事業體，製造及產銷運籌體系涵蓋歐洲、美洲、中國、東南亞等國，提供全球客戶優異的產品研發製造、完善的物流運籌、快優的服務網絡。 大同集團市值逾新台幣千億元，旗下投資橫跨光電、能源、系統整合、工業系統、品牌通路、資產開發等產業。其中，上市櫃公司包含中華映管（2475）、福華電子（8085）、尚志半導體（3579）、綠能科技（3519）、尚志精密化學（4738：興櫃）、精英電腦（2331）、大同世界科技（8099）等。

Established in 1918 and headquartered in Taipei, Tatung Company has evolved into a conglomerate from its substantial heritage. From its inception, Tatung has abided by its founding values of “Integrity, Honesty, Industry, and Frugality”. The Company is listed on the Taiwan Stock Exchange(TSE)under the trading code of 2371. Tatung Company holds 3 business groups, which include 6 business units such as Power Equipment BU, Motor BU, Smart Solution BU, System Integration BU, Advanced Electronics BU, and Appliances BU. To sustain strong and long-term growth, Tatung focuses particularly on the development of advanced technologies and global network of operation. With its overseas branches expanding into 12 countries, Tatung is in a solid position to deliver products more efficiently and render customer services more effectively. Tatung offers customers tremendous advantages on cost, speed, and seamless backend support to stay ahead in today's dynamic business world. As a conglomerate, Tatung’s investees involve in some major industries such as optoelectronics, energy, telecommunication, system integration, industrial system, branding channel, and asset development. Those that are public listed on the Taiwan Stock Exchange include Chunghwa Picture Tubes(2475), Forward Electronics(8085), Shan Chih Semiconductor(3579), Green Energy Technology(3519), Tatung Fine Chemicals(4738: Emerging stock market), Elitegroup Computer Systems(2331), and Tatung System Technologies(8099).