Hollysys Automation Technologies Ltd is a China-based company that provides automation and control technologies and products. The company operates through three segments. Its IA segment supplies solutions including third-party hardware-centric products, proprietary software products, and others. The Rail segment supplies train control center and automation train protection to the rail and subway industries. The M&E segment consists of its two Southeast Asia-based subsidiaries that provide mechanical and electrical solutions. Hollysys Automation Technologies generates most of its sales from the Chinese domestic market.