1. Laozhang Mathematics Course in Gao Qiao, Ningbo pioneered the teaching mode of different classes and levels in the same grade through original textbooks, which gave children a high-quality classroom experience, cultivated their rational thinking habits and helped them establish mathematical thinking.

2. Gao Qiao Lao Zhang insists on teaching students in accordance with their aptitude. According to the learning needs of students at different stages, primary school mathematics curriculum is divided into excellent classes, basic classes, competition classes and Olympic math classes.