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The EV charging privileges
Cornerstone GO top-up promotion:
From July 3, 2025 to August 17, 2025, enjoy up to additional HK$80 charging credit via top-up in the Cornerstone App with an eligible American Express® Card.
Offer 1: Top up a net amount of HK$300 to HK$499 in a single transaction in the Cornerstone App with an Eligible Card to receive an additional HK$30 charging credit.
Offer 2: Top up a net amount of HK$500 or above in a single transaction in the Cornerstone App with an Eligible Card to receive an additional HK$50 charging credit.
Remarks:
- To enjoy the Offer, Eligible American Express Cardmembers must register as a Cornerstone EV Charging member.
- Each Cornerstone App Account can enjoy Offer 1 and Offer 2 once respectively during the Promotion Period, up to additional HK$80 charging credit in total.
- Offer quotas will be available on a first-come-first-serve basis, while stock lasts.
Cornerstone HOME Monthly Plan and Charging Everywhere Monthly Plan Subscription Payment Promotion:
From July 3, 2025, to December 31, 2025, enjoy instant savings of HK$500 when the Eligible Cardmember has successfully subscribed to the Cornerstone HOME Monthly Plan or Charging Everywhere Monthly Plan for 12 months or above and use Eligible Card to settle the monthly payment.
Remarks:
- Each Eligible Card can enjoy the Offer for subscription of Cornerstone HOME Monthly Plan and Charging Everywhere Monthly Plan once respectively during the Promotion Period, up to HK$1,000 instant savings in total.
- Offer quotas will be available on a first-come-first-serve basis, while stock lasts.
The exclusive reservation function of the American Express EV charging parking space at Festival Walk:
From September 9, 2024 to December 31, 2025, eligible American Express Cardmembers can enjoy the Amex exclusive charging parking space at Festival Walk.
Download the Cornerstone App now
For the reservation instruction of the American Express EV charging parking space at Festival Walk, please click here for details.
Remarks:
- Eligible American Express Cardmembers must register as a Cornerstone EV Charging member and use an Eligible Card for the latest top-up in Cornerstone App to be eligible to reserve the exclusive charging parking space via the Cornerstone App.
- Each Eligible American Express Cardmember can make up to 5 reservations per day. If the reservation reaches the daily limit, the Cardmember can only be made a new reservation at the following day.
- Offer is based on a first-come, first-served basis.
Offer Period:
- Cornerstone GO Charging promotion: July 3, 2025 to August 17, 2025
- Cornerstone HOME promotion: July 3, 2025 to December 31, 2025
- The exclusive reservation function of the American Express EV charging parking space at Festival Walk: September 9, 2024 to December 31, 2025
Eligible Card(s):
Selected American Express Cards
Terms and Conditions of Cornerstone GO top-up promotion:
- Subject to the terms and conditions set below, the "Enjoy up to HK$80 additional charging credit via top-up in the Cornerstone App" ( "Offer”) is valid from July 3, 2025 to August 17, 2025, both dates inclusive (“Promotion Period”).
- All payments must be settled in full with American Express® Cards issued in Hong Kong by American Express International, Inc. ("American Express") ("Eligible Cards", such holders, "Eligible American Express Cardmembers"), unless otherwise specified below, in order to enjoy the Offer. American Express Cardmembers settling with the US Dollar Card, American Express Business Travel Account or Corporate Purchasing Card are not eligible to enjoy the Offer, and Cards bearing the American Express name, brand or logo issued by partners of American Express and all American Express Cards issued outside of Hong Kong are not eligible to enjoy the Offer.
- Offer Details:
(a) Offer 1: During the Promotion Period, top up a net amount of HK$300 to HK$499 in single transaction in the Cornerstone App with an Eligible Card to receive an additional HK$30 charging credit.
(b) Offer 2: During the Promotion Period, Top up a net amount of HK$500 or above in single transaction in the Cornerstone App with an Eligible Card to receive an additional HK$50 charging credit.
Each Cornerstone App Account can enjoy Offer 1 and Offer 2 once respectively during the Promotion Period, up to additional HK$80 charging credit in total. All additional charging credit will be completed on the second working day after the top up is finished. The additional charging credit will be directly credited to the Cornerstone App coupon wallet, please check your coupon wallet balance at that time.
- To enjoy the Offer, Eligible American Express Cardmembers must register as a Cornerstone EV Charging member.
- Offer quotas will be available on a first-come-first-serve basis, while stock lasts. The quota is calculated based on the record of Cornerstone EV Charging Service Limited which shall be conclusive.
- Unless otherwise specified, Offer cannot be used in conjunction with other discounts, promotional offers or other offers.
- Offer cannot be resold, refunded, bartered or transferred for any value nor exchange for cash.
- Cornerstone EV Charging Service Limited is solely responsible for all products, services, consultations and advice offered to Cardmembers. American Express is not the provider of any of these products and/or services herein and makes no representation or warranty in relation to the same.
- American Express shall not be liable for any loss or damage whatsoever which is suffered (including but not limited to indirect or consequential loss), or for personal injury which is suffered or sustained, as a result of taking or using any of the products/services, except for any liability which cannot be excluded by law.
- American Express and Cornerstone EV Charging Service Limited are not liable for and will not indemnify Cardmembers for any failure in using the charging whether because the offer has expired; is invalid or cancelled; its quota has been used up; fails to be used; or fails to be used due to technical factors; and any other possible reasons.
- American Express and Cornerstone EV Charging Service Limited reserve the rights to take legal action in case of any illegal deeds or abuse.
- In case of any enquiry related to this Offer, please call the 24-hour enquiry hotline shown at the back of your Card or our customer service hotline at 2277 1010.
- American Express and Cornerstone EV Charging Service Limited reserve the right to amend these Terms and Conditions, suspend or terminate the Offer at any time without prior notice.
- In case of any dispute, American Express and Cornerstone EV Charging Service Limited reserve the right of final decision.
- In the event of any discrepancy between the English and Chinese versions of these Terms and Conditions, the English version shall prevail.
Terms and Conditions of Cornerstone HOME Monthly Plan and Charging Everywhere Monthly Plan Subscription Payment Promotion:
- The HK$500 instant saving (“Offer”) is valid for Eligible American Express Cardmembers who has successfully subscribed to the Cornerstone HOME Monthly Plan (“Plan 1”) or Charging Everywhere Monthly Plan (“Plan 2”) for 12 months or above and use Eligible Card to settle the monthly payment (“Eligible Transaction”). To enjoy the Offer, the Plan has to be successfully subscribed during the Promotion Period from July 3, 2025 to December 31, 2025, both dates inclusive (“Promotion Period”).
- All payments must be settled in full with American Express® Cards issued in Hong Kong by American Express International, Inc. ("American Express") ("Eligible Cards", such holders, "Eligible Cardmembers"), unless otherwise specified below, in order to enjoy the Offer. American Express Cardmembers settling with the US Dollar Card, American Express Business Travel Account or Corporate Purchasing Card are not eligible to enjoy the Offer, and Cards bearing the American Express name, brand or logo issued by partners of American Express and all American Express Cards issued outside of Hong Kong are not eligible to enjoy the Offer.
- Each Eligible Card can enjoy the Offer for subscription of Plan 1 and Plan 2 once respectively during the Promotion Period, up to HK$1,000 instant savings in total.
- Offer quotas will be available on a first-come-first-serve basis, while stock lasts. The quota is calculated based on the record of Cornerstone EV Charging Service Limited which shall be conclusive.
- The Offer is not redeemable for cash or other payment form.
- Offer cannot be used in conjunction with coupon or any other offers, unless otherwise specified.
- Cornerstone EV Charging Service Limited is solely responsible for all products, services, consultations and advice offered to Cardmembers. American Express is not the provider of any of these products and/or services herein and makes no representation or warranty in relation to the same.
- American Express shall not be liable for any loss or damage whatsoever which is suffered (including but not limited to indirect or consequential loss), or for personal injury which is suffered or sustained, as a result of taking or using any of the products and/or services, except for any liability which cannot be excluded by law.
- In case of any enquiry related to this Offer, please call the 24-hour enquiry hotline shown at the back of your Card or our customer service hotline at 2277 1010.
- American Express and Cornerstone EV Charging Service Limited reserve the right to amend these Terms and Conditions, suspend or terminate the Offer at any time without prior notice.
- In case of any dispute, American Express and Cornerstone EV Charging Service Limited reserve the right of final decision.
- In the event of any inconsistency between the English and Chinese versions of these Terms and Conditions, the English version shall prevail.
Terms and Conditions of the exclusive reservation function of American Express EV charging parking slot at Festival Walk:
- The exclusive reservation function of the American Express EV charging parking space at Festival Walk (“Offer”) is valid from September 9, 2024 to December 31, 2025. (“Promotion Period”).
- The exclusive reservation function of the American Express EV charging parking space at Festival Walk is only eligible for American Express® Cards issued in Hong Kong by American Express International, Inc. ("American Express") ("Eligible Cards", such holders, "Eligible American Express Cardmembers"). American Express US Dollar Card, American Express Business Travel Account or Corporate Purchasing Card are not eligible to enjoy the Offer, and Cards bearing the American Express name, brand or logo issued by partners of American Express and all American Express Cards issued outside of Hong Kong are not eligible to enjoy the Offer.
- Eligible American Express Cardmembers must be registered as Cornerstone EV Charging Members and use their Eligible Card as the last wallet top-up method in the Cornerstone app to enjoy the exclusive reservation function.
- The real-time reservation is based on one electric vehicle charging space. If the Eligible American Express Cardmember made another reservation in the Cornerstone account, please complete the reservation (Press “Arrive & Charge”) or cancel it before making another reservation.
- All reservation services can only be used when the wallet balance or coupon balance is HK$0 or above. If the wallet has a negative balance, Cardmember has to top-up the wallet with Eligible Card before making the Reservation.
- Each Eligilbe Cardmember can make up to 5 reservations per day. If the reservation reaches the daily limit, the Cardmember can only be made a new reservation at the following day.
- The reservation is free to cancel accordingly to the "Free Cancellation Period" shown. During the Promotion Period, Eligible American Express Cardmembers can cancel their reservation for free.
- Eligilbe Cardmembers must operate and complete the reservation within the "Free Cancellation Period", including but not limited to: confirming the electric vehicle's arrival and parking in the American Express EV charging parking space at Festival Walk and use the designated EV charger to start charging. Otherwise, the "Reservation Fee" (e.g. unable to arrive on schedule or cancel the reservation after "Free Cancellation Period”) will be automatically charged without further notice.
- Reservation Fee is based on the displayed price, with 15 minutes as one calculation unit. If less than 15 minutes, it will calculate as one unit. "Reservation Fee" will be based on the "Your Reservation Period" as the reference to calculate the maximum number of chargeable minutes. “Reservation Fee” is limited to a maximum of 30 minutes. Reservation will be automatically canceled after 30 minutes.
- The reservation record will be based on the server system time. Once the reservation is confirmed, the system will automatically start calculating the "Free Cancellation Period".
- The reservation function is an online function for Cornerstone GO EV Charging members, and it is subject to the conditions during that period of time, or it may be canceled or become unavailable due to the following conditions without further notice, including but not limited to: the American Express EV charging Parking Space Status, Parking Space Usage, Charger Status, and Special Environmental Factors.
- American Express and Cornerstone EV Charging Service Limited will not be responsible if the Cardmember fails to use the reserved American Express EV charging electric vehicle parking space or use the designated charger to charge (including but not limited to: traffic conditions, parking queue, etc.), and the Reservation Fee will not be refunded.
- Cornerstone EV Charging Service Limited is solely responsible for all products, services, consultations and advice offered to Cardmembers. American Express is not the provider of any of these products and/or services herein and makes no representation or warranty in relation to the same.
- American Express shall not be liable for any loss or damage whatsoever which is suffered (including but not limited to indirect or consequential loss), or for personal injury which is suffered or sustained, as a result of taking or using any of the products/services, except for any liability which cannot be excluded by law.
- American Express and Cornerstone EV Charging Service Limited reserve the right to amend these Terms and Conditions, suspend or terminate the offer at any time without prior notice, all matters and disputes are subject to the final decision of American Express and Cornerstone EV Charging Service Limited.
- For any technical support, Cardmember can click on the "Live Chat" button in the upper right corner of the Cornerstone App Homepage or call 24-hour Customer Support Hotline +852 6115 2143.
- In case of any enquiry related to this Offer, please call the 24-hour enquiry hotline shown at the back of your Card or our customer service hotline at 2277 1010.
- In the event of any inconsistency between the English and Chinese versions of these Terms and Conditions, the English version shall prevail.