Wi-Fi & Bluetooth MCUs and AIoT Solutions I Espressif Systems Espressif Systems (688018.SH) is a public multinational, fabless semiconductor company established in 2008, with offices in China, the Czech Republic, India, Singapore and Brazil. We have a passionate team of engineers and scientists from all over the world, focused on developing cutting-edge Wi-Fi-and-Bluetooth, low-power, AIoT solutions.