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Unit 14: International Production and Logistics Management




                                                                                                notes


             Note     Mostly all MNCs have based their production units in South-East Asia due to
             very low labour costs.

          Technology to reconcile two goals that were once though to be incompatible-low cast and product
          customization. Flexible manufacturing technologies vary in their sophistication and complexity.
          One of the famous examples of flexible manufacturing technology, Toyota’s production system,
          is relatively unsophisticated but it has been credited with making Toyota the most efficient auto
          manufacturing in the world. Toyota’s flexible manufacturing system was developed by one of the
          company’s engineers, Ohno Taiichi. He observed numerous problem with the mass production
          system:

          l z  First,  long  production  runs  created  massive  inventories  that  had  to  be  stored  in  large
               warehouses. This was expensive, both because of the cost of warehousing and because
               inventories tied up capital in unproductive uses.

          l z  Second, long production runs because of initial machine settings were long resulted in the
               production of a large number of defects.
          l z  Third, the mass production system was unable to accommodate consumer preferences for
               product diversity.
               In  response,  Ohno  looked  for  ways  to  make  shorter  production  runs  economical.  He
               developed  a  number  of  techniques  designed  to  reduce  set-up  times  for  production
               equipment  (a  major  source  of  fixed  costs).  By  using  a  system  of  levers  and  pullets  he
               reduced  the  time  required  to  change  dies  on  stamping  equipment  from  a  full  day  in
               1950 to 3 minutes by 1971. This made small production runs economical, which allowed
               Toyota to respond to customer demands for product diversity. Small production runs also
               eliminated the need to hold large inventories, thereby reducing warehousing costs. This
               allowed Toyota to produce a more diverse product range at a lower unit cost that was
               possible with conventional mass production.
               Flexible manufacturing cells are another common flexible manufacturing technology. It is
               a groping of various types of machinery, a common materials handler, and a centralized
               cell controller (computer). Each cell contains four to six machines capable of performing
               a variety of operations. The typical cell is dedicated to the production of a family of parts
               or products. The settings on machines are computer controlled which allows each cell to
               switch quickly between the production of different parts or products.
               Besides improving efficiency and lowering costs, flexible manufacturing technologies also
               enable companies to customize products to the unique demands of small consumer groups-
               at a cost that at one time could be achieved only by mass production of a standard product.
               Thus the technologies help a company achieve mass customization, which increases its
               customer responsiveness.

          self assessment

          Fill in the blanks:
          1.   ................. to the concept of economies of scale is the idea that the best way to achieve high
               efficiency, and hence low unit costs, is through the mass production of a standard output.
          2.   The ................. implicit in this idea is between unit costs and product variety.
          3.   Producing greater product variety from a ................. implies shorter production runs, which
               in turn implies an inability to realize economies of scale.



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