On Tuesday 10th July 2018, the WHO Performance, Quality and Safety (PQS) Working Group conducted its first face-to-face technical consultation with manufacturers of PQS- prequalified immunization products and devices from the E003 (Refrigerators and freezers) and E006 (Temperature Monitoring Devices) equipment categories. Thirty industry representatives took part in the meeting, alongside ten non-industry members and partners of the WHO PQS Working Group. The purpose of the consultation was to engage with manufacturers to discuss and agree on a path forward for some significant proposed changes to immunization cold chain equipment standards.