Is Green Tree Inn Platinum Card universal?

Hello, Platinum Card is universal in China. Express booking/business booking/apartment/shell hotel can enjoy 15% discount, 8.2% discount for Green Alliance Hotel and 20% discount for Green Oriental Hotel. You can also book in different ways, and the accumulated points are different. Book convertible 1 points through the store, and book convertible 2 points by phone. Check-out time can be postponed until 2pm, and more discounts can be found in official website. I hope I can help you!