Past Events

GreenCoin offers new semester rewards! Chance to earn bonus Coins!

We have a special promotion to welcome the new semester! Here comes a big chance to earn more rewards with the GreenCoin app in the first week of September 2019!

You will have a chance to earn bonus Coins if you perform ANY of the ‘green actions’ listed below on any 3 days during 2 – 6 September 2019:  

Earn Coins with your in-app GreenCoin scanner when

  • you bring your own (BYO) food/beverage containers for takeaway meals at the Communal Student Canteen (3/F, Communal Building) to get Coins

  • you drop 1 or more clean plastic beverage bottles into a Reverse Vending Machine at the podium level of VA (Shaw Amenities Building), or at the podium level of Block Y (Lee Shau Kee Building), or on 2/F of Block Z to get Coins

Redeem and use e-coupons with your GreenCoin app when

  • you use an e-coupon for a free fitness room session at Block X Sports Centre

  • you use an e-coupon at the Communal Student Canteen (3/F Communal Building) for dine-in meals

GreenCoin New Semester Reward

Access everything easily and get rewards at your fingertips with the GreenCoin app! Download it and enjoy! Then you will have the chance to get 5 bonus Coins, which will be credited to your GreenCoin app account in the second week of September!


Terms and Conditions apply.

  • Only for current PolyU staff and students.

  • Users can get at most five (5) bonus Coins and every user can get the bonus only ONCE.

  • The bonus Coins will be credited to the user’s GreenCoin in the second week of September 2019. Email notification will follow afterwards.

  • The scope and details of this campaign is subject to change at any time without prior notice.

  • Coin records with the GreenCoin platform server are final.

  • Campus Sustainability Office (CSO) reserves the right of final decision in case of any disputes.

  • GreenCoin Terms and Conditions apply.