1. PRPO Operation Manual 2014.03.11 Confidential

2. PRPO Operation Manual 2 SR(Stock Request) Contents TABLE OF CONTENTS 2 SR ISSUE SR Processing Monthly Closing PRPO PV PR ISSUE PO Allocation PO ISSUE PV by PO PV by Vendor PRPO Process Overview PRPO Process Explain Report PR Tracking SR Item Summary PO Amount List PO Item List Expense Staff Expense Vendor Expense Request Cash Reverse Expense

3. PRPO Operation Manual 3 Contents Menu Structure 3 MenuScreenFunctionDescriptionManagement Team SR SR ISSUE SR Request List SR Request Form Request Status Tracking making request form for outgoing of inventory Item Field shop Head Office SR Processing SR Received List Stock Transfer Received Status Tracking Stock Quantity Checking and Transfer to Request t eam Mat'l Control team T&C Control Team Admin Team IT Team Monthly Closing Making Voucher for Transferred Item Setting for Adjust Unit Price (by Month) Make Voucher for Transferred Item Mat'l Control team T&C Control Team Admin Team IT Team PRPO PR ISSUE PR Request List PR Request Form Request Status Tracking making request form for Procurement Item Field shop Head Office PO Allocation Making PO by Item Check the content of the request Making PO by Grouping Project and vendor Procurement Team PO ISSUE PO List PO Form PO Status Tracking Make PO form Procurement Team PV PV by PO PV List PV Form Make Payment Request form by each PO Field shop Head Office PV by Vendor PV List PV Form Make Payment Request form by Grouping Vendor Field shop Head Office ☞ Remark For item code, 1. If you don’t know which items are for stock items,(SR), please check the item list from SR Issue. 2. If the items are not in the list, please go to PR Issue. 3. If items are still not in the list, please select similar item with comment of the items in remark. 4. If there are no similar items, please inform to Ms.Ratchanee(Proc 2 team) to add new item code.

4. PRPO Operation Manual 4 ■ SR Process ( Stock item ) 2. Confirm for Quantity to Team of Stock Management SR Processing 1. Request Material From the site SR ISSUE 1. Diagram Description 1) Requester makes SR Issue for stock based items. 2) Stock Management Team checks the stock against approved SR and then transfers to requested project. 3) Monthly closing by charge and create voucher to OEINS. Voucher Creation OEINS Check Stock Item TCMS FLOW CHART of Major Tasks 3. Monthly Closing by Charge Monthly Closing Commitment PCMS Field/shop/Head OfficeStock Management Team

5. PRPO Operation Manual 5 ■ PR Process ( Purchase Item ) 2. PR Item Selection, Grouping PO PO Allocation 1. Request Procurement From the site PR ISSUE Voucher Creation OEINS 3. Make PO form PO ISSUE Budget Check PCMS 4. Invoice Request Payment Voucher Commitment PCMS 1. Diagram Description 1) Requester makes PR Issue to Procurement team. 2) Approved PR arrives to PO Allocation and Procurement team selects approved PR to create PO. 3) Procurement team makes PO from PO Issue. 4) Payment voucher is made from PV by PO or PV by Vendor. FLOW CHART of Major Tasks Field/shop/Head OfficeProcurement Team

6. PRPO Operation Manual SR ■ SR ISSUE-List 1. Screen Description And How to Use 1) You can see this screen for list of issued SR and to create new SR. 2) Search – To search SR by Write period, Target period, Title/SR No. or Status. 3) New – To make SR for required items. 4) Delete – To delete your request. But it should be “saved” into system, except to ‘requested’ or ‘approved’. 6

7. PRPO Operation Manual 7 ■ SR ISSUE-Detail 1. Screen Description And How to Use 1) You can see this screen to make SR by clicking new button from SR Issue main screen. 2) Charge to – Select the field to use of the items. 3) Location to Use – Select the location to use for the items. It will set approval line up automatically. 4) Item – Click New button to input item’s detail and then Find button. You can see pop-up screen to search items. 5) Save – To save SR without processing of approval 6) Request – To request SR for approval. The SR will be followed by approval line. 7) Approval Line – When you need additional approval line or reviewer, click this button to revise approval line 7 SR

8. PRPO Operation Manual 8 1. Screen Description And How to Use 1) To find item by clicking Find button, items can be searched by Category, Sub Category or Item name. ■ SR ISSUE – POPUP Select Item SR

9. PRPO Operation Manual 9 ■ SR Processing - List 1. Screen Description And How to Use 1) You can see this screen for the SR checking in the process. 2) Stock – Current stock can be identified 3) Explanation of each terms for the status. - Received : SR issue after approved). - Transferred : Stock outgoing completed - Asset : Asset Item transferred - Invoice: Voucher Requested - Approved : Approval line completed. - Rejected : Approval line rejected. 9 SR

10. PRPO Operation Manual 10 ■ SR Processing - Detail 1. Screen Description And How to Use 1) When you double click from the list, you can see this screen on pop-up. 2) Input Çonfirm Qtv and then click Save button or Transfer button. 10 SR

11. PRPO Operation Manual 11 ■ Monthly Closing-List 1. Screen Description And How to Use 1) You can see this screen to show the list of the amount of SR Processing. 2) Input the price first and then click Save button for checking check box of Voucher creation. 3) To make SR Voucher, check the item list and then click save button and then click Req for SR voucher button. 11 SR

12. PRPO Operation Manual 12 PRPO ■ PR ISSUE - List 12 1. Screen Description And How to Use 1) You can see this screen for list of issued PR and to create new PR. 2) Search – To search PR by Write period, Target period, Title/PR No. or Status. 3) New – To make PR for required items. 4) Delete – To delete your request. But it should be “saved” into system, except to ‘requested’ or ‘approved’.

13. PRPO Operation Manual 13 ■ PR ISSUE - Detail 13 1. Screen Description And How to Use 1) You can see this screen to make PR by clicking new button from PR Issue main screen. 2) Charge to – Select the field to use of the Site(Project) or Team(HQ). 3) Location to Use – Select the location to use for the items. It will set approval line up automatically. 4) Item – Click New button to input item’s detail and then Find button. You can see pop-up screen to search items. 5) Save – To save PR without processing of approval 6) Request – To request PR for approval. The SR will be followed by approval line. 7) Approval Line – When you need additional approval line or reviewer, click this button to revise approval line. PRPO

14. PRPO Operation Manual 14 1. Screen Description And How to Use 1) To find item by clicking Find button, items can be searched by Category, Sub Category or Item name. ■ PR ISSUE – Select Item POPUP PRPO

15. PRPO Operation Manual 15 ■ PO Allocation 15 1. Screen Description And How to Use 1) You can see the list of approved PR in PO Allocation. 2) You can check the PR in details such as quantity, amount and budget from PCMS. 3) Select Charge to button and Location to Use button to combine PR by clicking check box, if needed. Otherwise, click check box for one item. 4) After that, click PO Transfer button to transfer the PR to PO Issue. PRPO

16. PRPO Operation Manual 16 ■ PO ISSUE - LIST 16 1. Screen Description And How to Use 1) You can see the status of PO list. 2) Also, you can check the process such as Received, Request and Approved. 3) You can check the PO in details such as quantity, amount and budget from PCMS. 4) Make PO by clicking items. PRPO

17. PRPO Operation Manual 17 ■ PO ISSUE - Detail 17 1. Screen Description And How to Use 1) This screen is to explain in details about making form of PO. 2) You can adjust the price according to final amount for PO. PRPO

18. PRPO Operation Manual 18 ■ PV by PO - LIST 18 1. Screen Description And How to Use 1) You can check the list of PV by each PO. 2) To make payment voucher, please click “Payment request” button. PV

19. PRPO Operation Manual 19 ■ PV by PO - Detail PV

20. PRPO Operation Manual 20 1. Screen Description And How to Use 1) This screen is to make payment voucher with invoices against each PO. 2) Click Search PO button to find PO against Invoices. 3) When you choose PO, you can check the PO information on the screen. Register the Invoice with New button. 4) After write one or more invoices, click Request button and then voucher is made automatically. ■ PV by PO - Detail PV

21. PRPO Operation Manual 21 1. Screen Description And How to Use 1) You can check the list of PV by each Vendor. 2) To make payment voucher, please click “Payment request” button.. ■ PV by Vendor - LIST PV

22. PRPO Operation Manual 22 1. Screen Description And How to Use 1) This screen is to make payment voucher with invoices against each vendor. 2) Click Search Vendor button to find vendor against Invoices. 3) When you choose vendor, you can check the PO information on the screen. Register the Invoice with New button. 4) After write one or more invoices, click Request button and then voucher is made automatically. ■ PV by Vendor - Detail PV

23. PRPO Operation Manual 23 ■ Distribute Account 1.Screen Description And How to Use 1) This Screen is to distribute the items to each project, which handled by Head Office. When you double click the item, it shows the screen for details. 2) Search – To search by Write period, Title/DPO No. or Status. 3) New – To make new distribution for each project. 4) Delete – To delete your request. But it should be “saved” into system, except to ‘requested’ or ‘approved’. PV

24. PRPO Operation Manual 24 ■ Distribute Account 1. Screen Description And How to Use 1) Cost Type : Select Cost type at first and then you can write Original Voucher and distribution list (Charge to). 2) List of Original Voucher – To distribute, select the Original Voucher and click Search button. You can check the non-determination and distribution list. 3) Distribution of Original Voucher – To select projects according to the original voucher and then distribute the ratio or amount against original PV

25. PRPO Operation Manual 25 ■ PR Tracking 1. Screen Description And How to Use 1) This screen is to show the status against all PR. Report

26. PRPO Operation Manual 26 ■ SR Item Summary 1. Screen Description And How to Use 1) This screen is to show all items that requested by SR and can check the incoming quantity. Report

27. PRPO Operation Manual 27 ■ PO Amount List 1. Screen Description And How to Use 1) This screen is to show the amount of the invoices about PO on the list. Report

28. PRPO Operation Manual 28 ■ PO Item List 1. Screen Description And How to Use 1) This screen is to show all items that requested by PO. Report