Talk:Lean production

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[edit] how to lean

since class 4,i tried to lean but it doesn't go into brain,so i need jour help pleas help.My friends have been laughing at me and so i triad to lean but still it doesn't go into my brain.Nest year i am going to write my B.E.C.E, pleas i need your help and i want to pass my examination.Pleas i need your help.And if i passed i will pray for you.Thank you.