"Lu"-Kelihua Family Education College provides students with "personalized testing, diagnosis and counseling", finds out each student's weaknesses and deficiencies, and provides personalized counseling and training.

"Sea"-provide students with comprehensive and systematic study guidance, knowledge explanation and exercise training by using Kelihua computer tutoring software.

"Empty"-Use "Kelihua Online United Middle School" to conduct national/provincial/municipal instant tutoring, national online learning competition and online ranking, and master knowledge efficiently and skillfully.