You need to implement the controlled conditions necessary for your production and service provision, including necessary documented information, monitoring and measurement, identification and traceability (if necessary), property belonging to customers or external parties, preservation of product or service, control of changes, and post-delivery activities associated with your product and service.
Your processes need to include foreign object prevention, control of equipment, tools and software programs, validation and control of special processes, and production process verification.
Find out more here:
Procedure for Production and Service Provision.