USI, Universal Scientific Industrial (Shanghai) Co., Ltd., is a global leader in electronic design and manufacturing as well as a leader in the field of SiP (System-in-Package) technology. With Asteelflash and Hirschmann Car Communication, USI has 30 production and service locations across four continents of Asia, Europe, Americas and Africa, and offers customer diversified electronic products with D(MS)2 product services: Design, Manufacturing, Miniaturization, Industrial software and hardware Solutions, and material procurement, logistics and maintenance Services. USI is a subsidiary of ASE Technology Holding Co., Ltd. (TWSE: 3711, NYSE: ASX).

USI環旭電子是全球電子設計製造領導廠商，在SiP(System-in-Package)模組領域居行業領先地位。與旗下子公司Asteelflash與赫思曼汽車通訊，環旭電子擁有30個生產服務據點遍佈亞洲、歐洲、美洲、非洲四大洲，在全球為品牌客戶提供電子產品設計(Design)、生產製造(Manufacturing)、微小化(Miniaturization)、行業軟硬件解決方案(Solutions)以及物料採購、物流與維修服務(Services) 等全方位D(MS)2服務。環旭電子為日月光投控(TWSE: 3711, NYSE: ASX)成員之一。