change management. It creates technical documentation including illustrated parts catalogues, operator and maintenance manuals, assembly and disassembly manuals, installation and specification manuals, and software documentation. Tech Graphics also offers manufacturing and plant engineering services such as plant layout design, layout optimization, and machining drawings. In addition, it provides IT service management including service desk operation, application support, and incident, change, and problem management for clients in sectors such as transportation, industrial equipment, and agriculture.