What does it mean to build a red engine?

All party member inherits the red culture and spirit. The "red engine" of Party building means that all party member will inherit the red culture and spirit, strive to be "four good teachers" and "four good guides", lead the healthy growth of students and promote the all-round and high-quality development of school work. The role of the red engine: guide enterprises to be stable and far-reaching. Guide entrepreneurs to grow up healthily. Guide enterprise employees to improve their comprehensive quality.