*Terms and Conditions

1. Collect receipts from purchases at BEAUTRIUM, Siam Discovery branch (a maximum of 2 receipts may be combined per 1 redemption) to redeem a SIAM GIFT CARD on the same day only at the Information Counter, G Floor, Siam Discovery 
2. SIAM GIFT CARD can be used to purchase products or dine at participating shops and restaurants in Siam Center and Siam Discovery, subject to the conditions stated on the card 
3. One SIAM GIFT CARD can be used for one purchase or dining receipt only
4. SIAM GIFT CARD is valid until 15 Sep 2026 only
5. Receipts already used to redeem this promotion cannot be used to redeem other mall promotions 
6. If the receipt owner (as named on the receipt) wishes to appoint another person to act on their behalf, or transfer the right to another person, the representative or assignee must present a copy of the receipt owner’s ID card signed by the receipt owner, together with a clearly stated authorization message granting the representative or assignee the right to proceed, to the staff at the Information Counter (a representative may act on behalf of no more than 2 rights per person per day only)
7. Excluded from the promotion: tax invoices/receipts issued in a company name, tax invoices/receipts without a receipt number, electronic tax invoices/receipts, copied receipts, splitting 1 item purchase into more than 1 receipt, receipts showing a time before the shopping center opens, combining receipts from stores across shopping centers, purchase of gift vouchers or prepaid cards from stores, receipts from online purchases of products and services, purchases made on ONESIAM SUPERAPP, including receipts indicating payment via food delivery platforms, receipts with partial or full payment by CREDIT NOTE / ACCOUNT CREDIT /PAYMENT ON CREDIT / STORE CREDIT, advance payments for goods, partial or full payment amounts from product exchange or returns, product reservation receipts, incomplete payment, and all types of product deposits (DEPOSIT PAYMENT), purchases for trade / wholesale / commercial resale, utility payments or purchases for investment such as water bills, electricity bills, mobile phone bills, investment units, life insurance premiums, purchase of prepaid phone cards, and currency exchange (EXCHANGE)
8. Excluded from the promotion: copied receipts, purchase of 1 item split into more than 1 receipt 
9. Redemption of SIAM GIFT CARD is reserved only for customers who present complete documents, including eligible receipts from participating stores, the redeemer’s national ID card, and credit card plus credit card sales slip (if payment was made by credit card)
10. Rights are reserved for customers who collect the privilege in person only. If unable to collect in person, an authorization letter is required solely for collecting the complimentary gift. The authorized representative may receive authorization for no more than 2 rights per person per day only
11. Limited to 1 right per queue per person at a time. Complimentary gifts are reserved for those with receipts that meet the specified conditions until all rights are fully redeemed
12. For handwritten receipts, the customer’s name must be clearly specified, and the shopping center reserves the right to make and keep a photocopy
13. The shopping center is not responsible for errors arising from communication by sales staff of tenant stores
14. Store owners and sales staff of tenant stores who purchase products from their own stores are not eligible to participate in this sales promotion. The company reserves the right to reclaim the SIAM GIFT CARD or cancel the SIAM GIFT CARD redemption in all cases if an inspection finds that the stated conditions have been violated
15. If it is found that the person redeeming the privilege is not the owner of the receipt used for redemption or is not the actual purchaser, the shopping center reserves the right to cancel the granting of such complimentary gift 
16. Complimentary gifts cannot be changed and/or exchanged for cash and/or other complimentary gifts
17. The company reserves the right that those who have already redeemed a complimentary gift from this promotion cannot request any change to the complimentary gift under any circumstances
18. The company reserves the right to change complimentary gifts / benefits and conditions without prior notice. In case of dispute, the company’s decision shall be final and binding
19. For more information, call 02-111-6161 or email contact@onesiam.com