GFCC is a public blockchain system based on a DPOS+POC hybrid consensus mechanism, aimed at building a trustworthy ecological scenario for thousands of application scenarios and billions of people. This project focuses on improving the overly centralized problem in DPOS, innovatively proposing a DPOS+POC hybrid consensus mechanism, and extensively optimizing node voting and final confirmation of transactions. By using credit rewards and punishments and voting mechanisms, it is possible to significantly improve transaction efficiency and resource consumption under the same security conditions....