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Home Case studies Manufacturing
| Developing an enterprisewide, optimized advanced planning and scheduling system |
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| The client |
| One of the world's leading memory chip manufacturers |
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| The business challenge |
The client’s sales offices are located across the globe. They also have manufacturing plants in the US, Europe, Japan and Singapore. The sales offices sent purchase orders from OEM and retail customers to the client headquarters in the US. OEM customers contribute 65% of the entire orders.
The client’s external environment was characterized by fluctuating demand and volatile pricing. The client has short-term contracts (15 days) with OEMs and spot pricing for non-OEM clients.
Internally the client had to deal with high capital-intensive operations since depreciation is about $1 million/day. The client had a broad product mix (12000 + products) with high manufacturing lead times and varying production yields. Product life cycles were shortened due to increased obsolescence. It was very essential to have a system that dynamically incorporated changes in the external and internal environments in production planning to help optimize resource utilization and improve shop floor efficiencies while managing customer demand. |
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| The solution |
Wipro designed and implemented a comprehensive Global Planning and Scheduling system (GPS). The application was developed in a 3-tier architecture in client/server environment. Once the problem was defined, Wipro identified business processes and information required to develop a solution. Based on these requirements Wipro evolved a solution which not only changed existing business processes but also created systems to provide the information required for the solution.
The Global Planning & Scheduling system (GPS) includes the following modules:
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Data integration for an integrated view of demand, capacity and supply across sites |
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Global planner to determine product mix and volume for test facilities worldwide |
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Factory planner to execute global plan for each facility and create a facility production plan |
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Dispatcher and plan manager to monitor the production line by comparing actual vs. planned production and send adjustments as conditions change on the plant floor |
Key features of the solution:
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Integrates 15 disparate legacy systems across different geographies |
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Facilitates line balancing for each manufacturing plant |
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Ensures optimum usage of resources across three manufacturing plants |
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Allows for dynamic plan adjustments at each manufacturing location and creating a “pull” system across the operations |
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Runs the global plan for every shift and the scheduler every 2 hours |
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High data volume. Deals with 14000 products and hundreds of equipments |
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Demand Supply details run into millions of transactions |
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Information systems aligned to cater to GPS needs |
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| Benefits of the solution |
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Improved processes
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Supply chain dashboard for management provides a single view for the top management on demand, capacity and supply management by integrating a distributed data environment into a centralized database |
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Smooth processes ensure reduction in lost sales due to shortage of products |
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Efficient management of product mix, increased throughput, reduced inventory and reduced operational expenses |
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Enhanced customer satisfaction
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Increased flexibility in production planning results in on-time delivery enhancing end-customer satisfaction. |
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Reduction in planning cycle time
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Real-time shop floor tracking and adjustments reduces planning cycle time due to execution efficiencies |
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| Technology used |
| Database |
Sybase 12.5 |
| App Server |
Sun Solaris Server |
| OS |
Sun Solaris v5.8, Windows 2000 |
| Development |
Visual basic 6.0, Perl v5.6.1, Sybase v12.5.0.2 |
| Tools |
Microsoft Visual SourceSafe 6.0, Power Designer, Rational Rose, Requisite Pro |
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