Four-dimensional educational institutions are good at mathematics. Siwei Education and Training School is a good education and training institution, with strong teachers and conscientious teachers. Siwei Education was established in 2003 (formerly Xi 'an Library Culture and Technology Training School), focusing on junior high school entrance examination for more than 65,438 years. By the end of 20 15, more than 3,000 outstanding students had been sent to key middle schools such as five famous schools in Xi 'an.