จากวิกิพีเดีย สารานุกรมเสรี
These pictures were taken at a 5S organized, valves plant in northern Germany
-
Tools drawer at a 5S working place
-
Break- and co-ordination place in 5S organized plant
-
Cleaning-Points at a 5S organized plant
-- Tasma3197 (พูดคุย) 18:58, 13 เมษายน 2555 (ICT)
