志聖集團成立於1966年，2001年上市，以熱製程/烘烤、貼合/壓膜、電鍍前處理PTH技術應用為核心，提供PCB電路板、FPD面板與觸控、半導體、電子組裝、印刷、塗裝、鞋業等各大產業之高精度生產設備，並成功將高效、節能、環保的智動化設備行銷至台灣、大陸、日本、美國、韓國、東南亞等地，為大中華區製程設備的領導品牌。
志聖運用光與熱的核心技術為基礎，提供客戶優化製程的設備，成就高品質的產品，憑藉著技術的領先與客製化的彈性製造能力，志聖的產品應用領域橫跨多種產業。
志聖持續改良產品，以加強對客戶的技術服務與客戶建立密切的合作夥伴關係，深獲各國知名企業的肯定與支持，造就志聖營收持續穩定向上成長，逐年榮登天下雜誌、台灣製造業百大企業排行，並獲得海內外多項肯定，提供客戶更多更完善的解決方案。
C SUN since 1966 provides major equipment for manufacturing electronics, semiconductors, LCD displays, PCBs, printing industrial ovens, UV drying equipment, UV exposure equipment. The employs about 900 people and works with more than 1,000 customers. The visions for C Sun is become one of the world leading light/heat equipment manufacturers in 2010; to put full throttle on the development of high precision equipment; to provide high productivity, energy-saving and environment-friendly equipment; to deliver total solution for PCB, FPD and semiconductor process equipment; and to form strategic alliance with leading technology provider to expand its reach of service network.