APSEMI is a professional chip design company with technology as the core. It is engaged in the chip design and promotion of optoelectronic integrated circuit products such as optoelectronic devices, optocouplers and optocoupler relays, and optoelectronic drive chips. The team covers design, manufacturing, sales and service, headquartered in Shenzhen. Our solutions deeply empower the era of Industry 4.0 and intelligent IoT. Our product matrix is widely used in more than 20 high-end manufacturing fields. With a forward-looking layout of optoelectronic device technology, we not only fully benchmark the product lines of international first-line brands, but also build the industry's most complete optical relay technology ecosystem through continuous material innovation and process iteration.