Charlie is a young Lille start-up born in 2020. The needs shared by many companies are : It's hard to have a real-time inventory of a stock of equipment, and also, unnecessary theft/buybacks that create duplicates material or the waste of time in searching the equipment are generating more and more costs. Our mission is to understand the environment and the needs of our customers to offer the best traceability system technologies to optimize their management system of the equipment.