ESS Rack & IDC Rack Design and manufacture ESS Racks and IDC Racks tailored to customer specifications. INTERGRATED ESS Rack & IDC Rack ADVANCEMENT INTOR has long dedicated itself to developing products with robust yet simple structures and is a leading pioneer in ESS-specific racks. Product ESS Rack & IDC Rack Design and manufacture ESS Racks and IDC Racks tailored to customer specifications.