When does shenqiu county Sangao start school?

The winter vacation is on February 28th, 2022, and the summer vacation is on September 28th, 2022. Shenqiu County No.3 Senior High School, referred to as Shenqiu Sangao for short, is located on the Sha Ying River in the east of Henan Province, in the center of shenqiu county. The school was built in 1976, with profound cultural background. According to relevant information, the school starts on February 28th, 2022 for winter vacation and September 30th, 2022 for summer vacation. Please bring relevant information and report to school on time.