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Bangkok, Thailand

MegaWhat Transformer Days 2026

Wednesday, 18.11.2026, 08:00 - Thursday, 19.11.2026, 17:00 ICT
Bangkok, Thailand
Avani Riverside Bangkok, 257 Charoen Nakhon Rd, Samre

Powering the Electricity Era

For more than two decades, MegaWhat Transformer Days has served as a global platform where the energy community comes together to exchange insights, share experiences, and shape the future of power systems. In 2026, after a decade since its last edition in Thailand, this landmark event returns to Bangkok—bringing customers, partners, and industry leaders together to envision the next chapter of electrification and innovation.

Building on a 20-year legacy, MegaWhat Transformer Days 2026 offers an enriched two‑day experience designed to spark collaboration and inspire forward‑thinking.

The program brings together insightful roundtable discussions, deep‑dive technical sessions, and live demonstrations across a dynamic exhibition floor - all curated to translate industry ambition into real‑world impact.

Attendees will have ample opportunities to engage with experts, explore pioneering technologies firsthand, and participate in conversations that will shape the next era of electricity.

From hands‑on interactions to informal networking moments, every element of the agenda is crafted to help you connect, learn, and bring back an unforgettable experience

Our Venues

Avani+ Riverside Hotel

Conference Sessions

Avani+ Riverside Bangkok will serve as the central hub of Transformer Days, offering a modern riverside setting with exceptional functionality for this large‑scale event. The hotel provides a dedicated 10th‑floor event zone, including a spacious Ballroom, interactive exhibition areas, and multiple private breakout and meeting rooms, all located on the same level for seamless flow throughout the program. 

Anantara Riverside Resort

Gala Dinner

Anantara Resort, just a few steps away within the same complex, will host our Gala Dinner on the evening of November 18.  Set amid lush tropical gardens and a serene riverside backdrop, Anantara provides a warm, elegant atmosphere ideal for a celebratory evening. Its authentic Thai‑inspired hospitality creates the perfect setting for networking, relaxation, and closing the day on a memorable note.

Agenda

day 1
Wednesday 18 November
10:00 - 10:40
Grand Opening & Welcome Session
Venu Nuguri, Managing Director of India & APAC, Hitachi Energy
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Worawut Waruttamapornsu, Country Managing Director of Thailand, Hitachi Energy
10:00 - 10:40
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Venu Nuguri, Managing Director of India & APAC, Hitachi Energy
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Worawut Waruttamapornsu, Country Managing Director of Thailand, Hitachi Energy
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10:40 - 10:55
Speech by Minister of Energy in Thailand
Akanat Promphan
10:40 - 10:55
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Speech by Minister of Energy in Thailand
Akanat Promphan
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11:05 - 11:25
Keynote: A Resilient Grid of the Future
Bruno Melles, Managing Director of Transformers Business, Hitachi Energy
11:05 - 11:25
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Bruno Melles, Managing Director of Transformers Business, Hitachi Energy
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11:25 - 11:55
Coffee Break & Networking
11:25 - 11:55
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Coffee Break & Networking
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12:00 - 12:45
Panel Discussion: Building a More Resilient Grid - Utility perspectives on the challenges ahead
Steve Robinson
Head of Marketing and Sales, Asia Pacific Middle East and Africa at Hitachi Energy
Lee Westphalen
Head of Engineering at Ausnet Services
Antony Radja
Senior Manager - Procurement Networks at Transgrid
Warit Rattanachuen
Deputy Governor - Strategy at the Electricity Generating Authority of Thailand (EGAT)
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12:00 - 12:45
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Panel Discussion: Building a More Resilient Grid - Utility perspectives on the challenges ahead

Moderator: Steve Robinson, Head of Marketing and Sales, Asia Pacific Middle East and Africa at Hitachi Energy

• Ausnet Services: Lee Westphalen, Head of Engineering

• Transgrid: Antony Radja, Senior Manager - Procurement Networks (Australia)

•EGAT: Warit Rattanachuen, Deputy Governor – Strategy (Thailand)

 

Steve Robinson
Head of Marketing and Sales, Asia Pacific Middle East and Africa at Hitachi Energy
Lee Westphalen
Head of Engineering at Ausnet Services
Antony Radja
Senior Manager - Procurement Networks at Transgrid
Warit Rattanachuen
Deputy Governor - Strategy at the Electricity Generating Authority of Thailand (EGAT)
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12:45 - 12:50
Grids in Transition – Southeast Asia - Report launch
Steve Robinson
Head of Marketing and Sales, Asia Pacific Middle East and Africa at Hitachi Energy
12:45 - 12:50
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Grids in Transition – Southeast Asia - Report launch
Steve Robinson
Head of Marketing and Sales, Asia Pacific Middle East and Africa at Hitachi Energy
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12:55 - 13:15
Technical Session
Keynote: Electrification and progress: Distribution Grid 3.0
Stephane Schaal, Global Product Group Manager, Distribution and Traction Transformers, Hitachi Energy
12:55 - 13:15
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Technical Session
Keynote: Electrification and progress: Distribution Grid 3.0
Stephane Schaal, Global Product Group Manager, Distribution and Traction Transformers, Hitachi Energy
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13:15 - 14:15
Lunch Break
13:15 - 14:15
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Lunch Break
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14:20 - 14:40
Keynote: Beyond Reliability: Power Quality in the Next Electricity Era
Ranfeng Situ, Segment Leader for Power Quality, Asia, Hitachi Energy
14:20 - 14:40
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Keynote: Beyond Reliability: Power Quality in the Next Electricity Era
Ranfeng Situ, Segment Leader for Power Quality, Asia, Hitachi Energy
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14:40 - 15:00
Keynote: Sustainability in Transformers: From Ambition to Impact
Jean Leicht, Strategic Marketing Manager, APMEA, Hitachi Energy
14:40 - 15:00
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Keynote: Sustainability in Transformers: From Ambition to Impact
Jean Leicht, Strategic Marketing Manager, APMEA, Hitachi Energy
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15:00 - 15:20
Keynote: EconiQ: Leading the SF6-free transition worldwide
Navid Mahdizadeh, Global Portfolio Manager, High Voltage Products, Hitachi Energy
15:00 - 15:20
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Keynote: EconiQ: Leading the SF6-free transition worldwide
Navid Mahdizadeh, Global Portfolio Manager, High Voltage Products, Hitachi Energy
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15:20 - 15:40
Sustainability in practice: Voice of the customer
Li Huan (Alice Lee), General Manager of Hubei Green Power Co
15:20 - 15:40
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Sustainability in practice: Voice of the customer
Li Huan (Alice Lee), General Manager of Hubei Green Power Co
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15:40 - 16:00
Coffee Break & Networking
15:40 - 16:00
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Coffee Break & Networking
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16:10 - 16:30
Keynote: Unlocking the value of existing energy infrastructure
Arben Sabani, Group Vice President of Global Head of Product Groups Service, Hitachi Energy
16:10 - 16:30
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Keynote: Unlocking the value of existing energy infrastructure
Arben Sabani, Group Vice President of Global Head of Product Groups Service, Hitachi Energy
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16:30 - 17:15
Panel Discussion: The future of critical infrastructure: Getting more from what we have through digitalisation & AI
Watthanapong Srangtook
Division Manager – Electrical Engineering at GPSC
Haeman Sutham
Senior Vice President of Mechanical, Electrical & Civil Engineering at Siam Piwat Group
Oliver Witt
Service APAC Manager at Hitachi Energy
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16:30 - 17:15
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Panel Discussion: The future of critical infrastructure: Getting more from what we have through digitalisation & AI

MODERATOR: Oliver Witt, Service APAC Manager, Hitachi Energy

• Global Power Synergy Public Company Limited (GPSC): Mr. Watthanapong Srangtook, Division Manager – Electrical Engineering

• Siam Piwat Group: Mr.Heman Sutham, Senior Vice President of Mechanical, Electrical & Civil Engineering

Watthanapong Srangtook
Division Manager – Electrical Engineering at GPSC
Haeman Sutham
Senior Vice President of Mechanical, Electrical & Civil Engineering at Siam Piwat Group
Oliver Witt
Service APAC Manager at Hitachi Energy
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17:30 - 18:30
Anantara Resort
Welcome Drink
17:30 - 18:30
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Anantara Resort
Welcome Drink
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18:30 - 22:00
Anantara Resort
Dinner at Sala Lakorn
18:30 - 22:00
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Anantara Resort
Dinner at Sala Lakorn
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day 2
Thursday 19 November
09:00 - 09:10
Welcome to Day 2
09:00 - 09:10
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Welcome to Day 2
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09:10 - 9:20
Keynote: Pushing the Boundaries of Innovation
Adrian Timbus
Senior Vice President, Strategic Business Development Lead at Hitachi Energy
09:10 - 9:20
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Keynote: Pushing the Boundaries of Innovation
Adrian Timbus
Senior Vice President, Strategic Business Development Lead at Hitachi Energy
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09:20 - 10:15
Panel Discussion: Innovation Insights from the industry
Adrian Timbus
Senior Vice President, Strategic Business Development Lead at Hitachi Energy
Mamoru Kamemoto
Head of Business Co-Creation Division at MUFG Bank, Ltd.
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09:20 - 10:15
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Panel Discussion: Innovation Insights from the industry

MODERATOR: Adrian Timbus

• MUFG Bank, Ltd.: Mamoru Kamemoto, Head of Business Co-Creation Division

 

Adrian Timbus
Senior Vice President, Strategic Business Development Lead at Hitachi Energy
Mamoru Kamemoto
Head of Business Co-Creation Division at MUFG Bank, Ltd.
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10:15 - 11:00
Panel Discussion: Beyond the Connection - Rethinking Partnerships to Power What's Next​
Fadila Azdia
Global Go-to-Market & Partnerships Manager, Transformers Business at Hitachi Energy + Hitachi Energy Partners
Todd Steudtner
Director Engineered Products at Parrish Hare
Pascal Dinnies
Global Head of Supplly Chain- Large Scale Projects at SMA Solar Technology
Markus Ahrens
Global Solutions Operations Manager at ABB Electrification
Chanapatt Pattaramaetakul
Chief Executive Officer
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10:15 - 11:00
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Panel Discussion: Beyond the Connection - Rethinking Partnerships to Power What's Next​

Moderator : Fadila Azdia 

• Parrish Hare: Todd Steudtner, Director Engineered Products

• SMA Solar Technology: Pascal Dinnies, Global Head of Supplly Chain- Large Scale Projects

• PMK Corporation: Chanapatt Pattaramaetakul, Chief Executive Office

• ABB Electrification: Markus Ahrens, Global Solutions Operations Manager, 

Fadila Azdia
Global Go-to-Market & Partnerships Manager, Transformers Business at Hitachi Energy + Hitachi Energy Partners
Todd Steudtner
Director Engineered Products at Parrish Hare
Pascal Dinnies
Global Head of Supplly Chain- Large Scale Projects at SMA Solar Technology
Markus Ahrens
Global Solutions Operations Manager at ABB Electrification
Chanapatt Pattaramaetakul
Chief Executive Officer
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11:15 - 11:45
Coffee Break & Networking [SPLIT TO 3 BREAKOUTS]
11:15 - 11:45
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Coffee Break & Networking [SPLIT TO 3 BREAKOUTS]
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12:00-12:45
Exploring key applications and technologies
Industy Experts Sessions (3 Sessions in Parrallel)
Diego Hernandez
Global Segment Manager Hydro and Nuclear, Transformers Business at Hitachi Energy
Juan Pedro Gracia
Global Segment Manager for Renewables, Transformers Business at Hitachi Energy
Kalyan Tata
Application Engineer, Transformers HUB AMPEA at Hitachi Energy
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12:00-12:45
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Exploring key applications and technologies
Industy Experts Sessions (3 Sessions in Parrallel)

BREAKOUT 1 | Room: WIND: Reliable Generation for a Changing Energy System by Diego Hernandez

BREAKOUT 2 | Room: SKY: Solar PV and Battery storage (BESS) overview from a portfolio perspective by Juan Pedro Gracia

BREAKOUT 3 | Room: Plenary: Transformers for Urban & Critical Infrastructure by Kalyan Tata  

Diego Hernandez
Global Segment Manager Hydro and Nuclear, Transformers Business at Hitachi Energy
Juan Pedro Gracia
Global Segment Manager for Renewables, Transformers Business at Hitachi Energy
Kalyan Tata
Application Engineer, Transformers HUB AMPEA at Hitachi Energy
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12:45-13:45
Lunch Break
12:45-13:45
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Lunch Break
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13:45 - 14:30
Exploring key applications and technologies
Industry Expert Sessions (3 Sessions in parallel)
Lony Tehini
Global Product Manager for Tap Changers, Global Product Group (GPG) Insulation and Components (I&C), Business Unit Transformers at Hitachi Energy
Hemraj Sonawane
Regional Product Manager-Bushings for Insulation and Component, HUB PMEA Transformers at Hitachi Energy
Nityanand Singh
Regional Product Manager & Engineering Manager-Traction Transformer, HUB APMEA Transformers at Hitachi Energy
Tobias Keller
VP Head of global Product Management, Portfolio & Marketing Semiconductors at Hitachi Energy
Miguel Osuna Perez
Global Segment Leader for Data Center Applications, Transformers at Hitachi Energy
Addellyne Lai
Regional Segment Lead - Data Centers, Transformers at Hitachi Energy
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13:45 - 14:30
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Exploring key applications and technologies
Industry Expert Sessions (3 Sessions in parallel)

BREAKOUT 1 | Room: WIND: Innovative Components for Power and Distribution Transformers by Hemraj Sonawane & Lony Tehini​

BREAKOUT 2 | Room: SKY: Moving millions of people everyday: Railways and Metros​ by Nityanand Singh & Tobias Keller

BREAKOUT 3 | Room: Plenary: Powering the future of Data Centers:​ Unlocking reliable power at scale, speed and flexibility​ by Miguel Osuna & Addellyne Lai

Lony Tehini
Global Product Manager for Tap Changers, Global Product Group (GPG) Insulation and Components (I&C), Business Unit Transformers at Hitachi Energy
Hemraj Sonawane
Regional Product Manager-Bushings for Insulation and Component, HUB PMEA Transformers at Hitachi Energy
Nityanand Singh
Regional Product Manager & Engineering Manager-Traction Transformer, HUB APMEA Transformers at Hitachi Energy
Tobias Keller
VP Head of global Product Management, Portfolio & Marketing Semiconductors at Hitachi Energy
Miguel Osuna Perez
Global Segment Leader for Data Center Applications, Transformers at Hitachi Energy
Addellyne Lai
Regional Segment Lead - Data Centers, Transformers at Hitachi Energy
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14:30-15:15
Exploring key applications and technologies
Industry Expert Sessions (3 Sessions in Parrallel)
Juan Pedro Gracia
Global Segment Manager for Renewables, Transformers Business at Hitachi Energy
Shanthakumar M S
HVDC Product Manager - India and SAS Region, Transformers at Hitachi Energy
Edouard Motte
Global Segment Leader - Industry, Transformers at Hitachi Energy
Ranfeng Situ, Segment Leader for Power Quality, Asia, Hitachi Energy
Goizeder Pajaro
Global Product Manager of Transformer Service, Business Unit - Service at Hitachi Energy
Prashant Mishra
Business Head Digital & HMAX Energy at Hitachi Energy
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14:30-15:15
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Exploring key applications and technologies
Industry Expert Sessions (3 Sessions in Parrallel)

Renewables: Wind Power + HVDC by Juan Pedro Gracia & Shanthakumar Ms 

Powering Industry Transformation: From Grid to Production by Edouard Motte & Ranfeng Situ 

Transformers Service & Digitalization by Goizeder Pajaro & Julien Saunier

Juan Pedro Gracia
Global Segment Manager for Renewables, Transformers Business at Hitachi Energy
Shanthakumar M S
HVDC Product Manager - India and SAS Region, Transformers at Hitachi Energy
Edouard Motte
Global Segment Leader - Industry, Transformers at Hitachi Energy
Ranfeng Situ, Segment Leader for Power Quality, Asia, Hitachi Energy
Goizeder Pajaro
Global Product Manager of Transformer Service, Business Unit - Service at Hitachi Energy
Prashant Mishra
Business Head Digital & HMAX Energy at Hitachi Energy
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15:20 - 15:30
Closing Session
15:20 - 15:30
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Closing Session
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15:45 - 16:10
Session at Exhibition
Transformers with Aluminum and E-Coated Radiators - How they are contributing to transformer efficiency
Valentina Valori, Global Product Manager, Small and Medium Power Transformers, Hitachi Energy
15:45 - 16:10
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Session at Exhibition
Transformers with Aluminum and E-Coated Radiators - How they are contributing to transformer efficiency
Valentina Valori, Global Product Manager, Small and Medium Power Transformers, Hitachi Energy
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16:15 - 16:40
Session at Exhibition
Enhancing power plant availability with Generator Circuit-Breakers
Sofia Arcaro, Area sales manager for High Voltage Products, Generator Circuit Breaker (GCB), Hitachi Energy
16:15 - 16:40
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Session at Exhibition
Enhancing power plant availability with Generator Circuit-Breakers
Sofia Arcaro, Area sales manager for High Voltage Products, Generator Circuit Breaker (GCB), Hitachi Energy
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16:45 - 17:10
Session at Exhibition
EconiQ® eco-efficient high-voltage portfolio
Shafali Asthana, Business Development and Hub Marketing Manager - APAC, High Voltage Prooducts, Hitachi Energy
Parag Khare, HUB Product Marketing Manager for Gas Insulated Switchgear (GIS), Asia Pacific, High Voltage Products, Hitachi Energy
16:45 - 17:10
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Shafali Asthana, Business Development and Hub Marketing Manager - APAC, High Voltage Prooducts, Hitachi Energy
Parag Khare, HUB Product Marketing Manager for Gas Insulated Switchgear (GIS), Asia Pacific, High Voltage Products, Hitachi Energy
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17:15 - 17:40
Session at Exhibition
Reactive power compensation with metal enclosed capacitor banks
Komsan Nawasanchai, Sales Specialist High Voltage, Hitachi Energy
17:15 - 17:40
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Session at Exhibition
Reactive power compensation with metal enclosed capacitor banks
Komsan Nawasanchai, Sales Specialist High Voltage, Hitachi Energy
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day 3
Friday 20 November
7:30 am - 12:30 pm
Morning Group
Factory Visit
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7:30 am - 12:30 pm
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Morning Group
Factory Visit

 

7:30 - 8:00 am
Stand by at Avani

8:00 am
Leave Avani Hotel

12:30 pm
Back to Avani Hotel

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10:30 am - 3:30 pm
Afternoon Group
Factory Visit
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10:30 am - 3:30 pm
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Afternoon Group
Factory Visit

 

10:30 - 11:00 am
Stand by at Avani

11:00 am
Leave Avani Hotel

3:30 pm
Back to Avani Hotel

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Contacts

For General Inquiries

If you have any questions about the event, schedule, or logistics, our team is here to help.

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Julia Sadykova

Marketing Communications Manager, APMEA

Business Unit Transformers

Hitachi Energy

For Visa Inquiries

We can support you with invitation letters and guidance, just share the necessary details.

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Rattana Ladplee

Transport and Logistics Manager, Thailand

Business Unit Transformers