We sincerely invite you to leave your words of remembrance and commemoration for the late Professor KongJian Yu. Each message carries deep respect and profound emotions. We will carefully preserve and faithfully publish every submission. These heartfelt words will embody the collective memory and sentiments of the community, becoming a precious tribute to Professor Yu’s enduring legacy.
       We encourage you to use words and images to convey your respect and remembrance, allowing us to join together in honoring Professor KongJian Yu and entrusting our thoughts to him.