Distinct Features of Job Production as Compared to Mass and Batch Production Systems

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Job Shop Production usually refers to manufacturers that produce items that are "one of a kind", for example, manufactures of automation systems and tooling. Manufacturers who produce a wide variety of items in very low volumes also fall into the job shop category. For example, very large mining trucks are produced in volumes typically less than 400 annually. Each truck has thousands of components so you can imagine that there are significant challenges in production scheduling, purchasing and inventory control with this type of manufacturing company as with all job shops.

Job Production
Job production involves producing a one-off product for a specific customer. Job production is most often associated with small firms (making railings for a specific house, building/repairing a computer for a specific customer, making flower arrangements for a specific wedding etc.) but large firms use job production too. Examples include: Designing and implementing an advertising campaign

Auditing the accounts of a large PUBLIC COMPANY.
Building a new factory
Installing machinery in a factory

In this system products are made to satisfy a specific order. However that order may be produced- -only once
-at irregular time intervals as and when new order arrives
-at regular time intervals to satisfy a continuous demand
The following are the important Features of job shop type production system: • Machines and methods employed should be general purpose as product changes are quite frequent. • Planning and control system should be flexible enough to deal with the frequent changes in product requirements. • Man power should be skilled enough to deal with changing work conditions. • Schedules are actually non existent in this system as no definite data is available on the product. • In process inventory will usually be high as accurate plans and schedules do not exist. • Product cost is normally high because of high material and labor costs. • Grouping of...
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