1. Different geographical locations: Panjin Experimental Middle School is located in Shuangtaizi District of Panjin City, and Shuangtaizi Experimental Middle School is located in Hubin Primary School in Shuangtaizi District of Panjin City. The two schools are geographically different.
2. Different levels of running schools: Panjin Experimental Middle School is a complete middle school, including junior high school and senior high school, and Shuangtaizi Experimental Middle School is a junior high school. So there is a difference between the two schools.
3. Independent legal person: Panjin Experimental Middle School and Shuangtaizi Experimental Middle School are two independent legal persons with independent autonomy in running schools and financial management. The two schools are not affiliated in administration and finance, so they are considered as different schools.
4. Different historical origins: Panjin Experimental Middle School was founded in 1977 and is a provincial key middle school, while Shuangtaizi Experimental Middle School was formerly known as Shuangtaizi District Hubin Primary School. The historical origins of the two schools are different, so they are also considered to be different schools.