SYSTEM AND METHOD FOR PLANNING GLOBAL LOGISTICS IN TFT-LCD MANUFACTURING INDUSTRY

1 . A global logistics system for a TFT-LCD manufacturing industry of multiple front-end TFT-LCD manufacturing factories and multiple back-end LCM factories, the front-end TFT-LCD manufacturing factories generating multiple semi-finished products of multiple products, the back-end LCM factories receiving the semi-finished products for module assembly, and the global logistics system comprising:

an input module for defining a performance index and inputting a plurality of related parameters; and

an industry characteristic planning module for receiving the performance index and the related parameters, the industry characteristic planning module comprising:

a front-end process transformation module for calculating a semi-finished product quantity of each respective semi-finished product at each of the front-end TFT-LCD manufacturing factories, and the calculation is used to estimate a glass substrate input quantity; and

a back-end transportation allocation module for respective calculations of a shipping quantity of each semi-finished product to transport from each of the front-end TFT-LCD manufacturing factories to each of the back-end LCM factories, and the shipping quantity is used to further calculate a total input quantity of the semi-finished products at each of the back-end LCM factories, wherein each of the back-end LCM factories received the semi-finished products from each of the front-end TFT-LCD manufacturing factories.

2 . The global logistics system as claimed in claim 1 , wherein the front-end process transformation module comprises:

a capacity equivalent transformation module for calculating a capacity equivalent, wherein the calculation references a resource consumption quantity of a standard product in order to convert resources consumed to manufacturing other products into the capacity equivalent;

an economical cutting loss rate transformation module for calculating the glass substrate input quantity according to the respective semi-finished product quantity of the products;

a cutting loss area transformation module for calculating a glass substrate loss area, wherein the calculation is performed according to a glass substrate cutting loss rate; and

a manufacturing feasibility evaluation module for determining whether each respective semi-finished product is produced, wherein the determination is made according to a manufacturing feasibility parameter.

3 . The global logistics system as claimed in claim 2 , wherein the front-end process transformation module further comprises:

a demand limitation module for limiting the semi-finished product quantity at a demand quantity; and

a front-end resource limitation module for limiting the semi-finished product quantity according to available capacity.

4 . The global logistics system as claimed in claim 1 , wherein the back-end transportation allocation module comprises:

a shipping quantity distribution module for respective calculations of the shipping quantity of each respective semi-finished product to transport from each of the front-end TFT-LCD manufacturing factories to each of the back-end LCM factories; and

an input quantity calculation module for calculating the total input quantity of semi-finished products at each of the back-end LCM factories.

5 . The global logistics system as claimed in claim 4 , wherein the back-end transportation allocation module further comprises:

an inventory transformation module for calculating an inventory quantity at each of the front-end TFT-LCD manufacturing factories according to the semi-finished product quantity and the shipping quantity;

an inventory limitation module for limiting the inventory quantity according to a inventory quantity; and

a back-end resource limitation module for limiting a production quantity according to available capacity.

6 . The global logistics system as claimed in claim 1 , wherein the performance index is to minimize a total cost, or minimize a glass substrate cutting loss area, or maximize a production quantity, or a combination thereof.

7 . A method for planning global logistics for a TFT-LCD panel industry of multiple front-end TFT-LCD manufacturing factories and multiple LCM factories, the front-end TFT-LCD manufacturing factories generating multiple semi-finished products of multiple products, the back-end LCM factories receiving the semi-finished products for module assembly, and the method for planning global logistics comprises:

defining a performance index and inputting a plurality of related parameters; and

calculating a semi-finished product quantity of each respective semi-finished product at each of the front-end TFT-LCD manufacturing factories, and the calculation is used to estimate an glass substrate input quantity; and

respectively calculating a shipping quantity of each semi-finished product to transport from each of the front-end TFT-LCD manufacturing factories to each of the back-end LCM factories; and

calculating a total input quantity of the semi-finished products at each of the back-end LCM factories that received the semi-finished products from each of the front-end TFT-LCD manufacturing factories, wherein the calculation is performed according to the shipping quantity.

8 . The method for planning global logistics as claimed in claim 7 , wherein calculating each respective semi-finished product quantity further comprises:

converting the resources consumed for manufacturing products related to a standard product into a capacity equivalent, wherein the conversion references a resource consumption quantity for manufacturing the standard product;

determining whether each respective semi-finished product can be produced in each of the front-end TFT-LCD manufacturing factories, wherein the determination is made according to a manufacturing feasibility parameter; and

calculating a glass substrate cutting loss area of each respective semi-finished product at each of the front-end TFT-LCD manufacturing factories, wherein the calculation is performed according to a glass substrate cutting loss rate.

9 . The method for planning global logistics as claimed in claim 7 , wherein after calculating the shipping quantity, the method further comprises:

calculating an inventory quantity o, wherein the calculation is performed according to the semi-finished product quantity and the shipping quantity.

10 . The method for planning global logistics as claimed in claim 9 , wherein calculating the inventory quantity further comprises:

limiting the inventory quantity according to a storage quantity.

11 . The method for planning a global logistics system as claimed in claim 7 , the method further comprising:

limiting a production quantity according to available capacity of each of the back-end LCM factories.

12 . The method for planning global logistics as claimed in claim 7 , wherein the performance index comprises one of a minimized total cost, a minimized glass substrate cutting loss area, and maximized production quantity, or a combination thereof.