Shangnan County Senior Vocational High School was founded in 1983 and is a key vocational high school in Shaanxi Province. In 2003, it was established as a county-level vocational and technical education center. The school is located 10 kilometers east of the county town, covering an area of 70 acres. It currently has 34 teaching classes, 2498 students, and 148 faculty members. It offers six majors including computer applications, electronic and electrical maintenance, finance, forestry and animal husbandry, and tea tourism.

Greelan Technology Development Co., Ltd. (hereinafter referred to as "Greelan Technology Company") has reached a cooperation agreement with Shangnan County Senior Vocational High School to establish two 100 point cloud desktop training rooms for computer teaching. The Greelan cloud desktop solution has good peripheral compatibility and supports 3D recalculation, meeting various needs of different teaching scenarios. The platform provides multiple security control strategies for operation and maintenance personnel to conduct unified control without the need for multiple third-party control software. Simple and convenient maintenance, time-saving and labor-saving, stable system, providing users with easy operation, convenient maintenance, and saving a lot of time. Greelan engineers have completed installation, commissioning, and put it into use on January 22nd.

         Greelan Technology Company has always adhered to the concept of "positive, simple, happy, professional, honest, and win-win" to serve customers, and to give back to users with fast, efficient, and high-quality products, which has also led to more and more domestic and foreign customers choosing the "Greelan" brand.