1. Allocation of educational resources: Noble schools have more educational resources and autonomy, which can provide students with more personalized and high-end educational services. Songjiang xiwai school, as a public school, allocates educational resources according to the standards set by the government. All students, regardless of family background and economic conditions, can get basic and equal educational resources.

2. Fees: High-end educational services and unique educational models of aristocratic schools charge high fees. The charging standard of Songjiang West School is formulated by the government to ensure that students with different family economic conditions have the opportunity to receive education.

3. The nature of the school: aristocratic schools often take profit as the main purpose and pay more attention to the brand image and high-end service of the school. Songjiang xiwai school is a public school, and its nature determines that it does not take profit as its main purpose, but is committed to providing equal educational opportunities to meet the needs of the majority of students.