Introduction: As a video uploader who owned a model aircraft online store, Tang Rui suddenly discovered that the model aircraft he made had an upgrade panel that allowed him to add upgrading points to it.[Item: Fixed Wing Model Aircraft][Experience: 35/100][Sources: 0.1]For a couple of hundred yuan, Tang Rui upgraded the body of the aircraft to a proportional level, perfectly replicating the dashboard in the cockpit. He also added some enhancements, turning its EPO body into an aviation-alloy one.Tang Rui said, “System, show me your limits.”From toy model aircraft to high-altitude, high-speed drones, and then to small-scale orbital shuttles...