1. Revamp ESD FGS System from PLC GE to YOKOGAWA PROSAFE

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After

2. Revamp Automation system from PLC MITSUBISHI to PLC SIEMENS S7 400

Before

After

3. Revamp Automation System from PLC MITSUMISHI to PLC SIEMENS S7 300

Before

After

4. Modify Step Sequence automation in DCS YOKOGAWA CENYUM VP

5. Modify Interlock In ESD system YOKOGAWA Prosafe RS

6. Modify Interlock in PLC SIEMENS S7 300