... for the 130 years old logistics systems whose delivery accuracy is better than the Six Sigma standard without using sophisticated tools. A simulated annealing (SA) approach is then used to find the routing and collection load decisions for the lunch box career. Findings The findings establish that we can...

...) H_s  time between samples (h) S_in  expected number of samples in in-control state Reliability Optimization Quality control Scheduling Selective maintenance Simulated annealing A_Req  required system availability...