Sustainable Products, Projects and Green Design Papera Sustainable Hotel Booking Platform by Yingfei Zhuo Papera aims to build a new hotel booking platform, exploring the development of systematic sustainable solutions to enhance the green travel experience in hotels. The key features are integrating physical eco-friendly practices with a digital system to promote environmentally conscious behaviors among hotel guests. The digital interface implements a sustainable hotel ranking system, amenities focused on sustainability, and a green credit system designed to guide and reward customer behaviors.