Changing Visa S1 to X1 Possible in China ?

Hello everyone i hope all are in good health. I need information related to changing my visa type. Currently i am living in Beijing on Family Visa S1 since 2023 and now i have confirmed my admission in university in Beijing and also go Jw201 form and Admisson docs. I need to know that is it possible to convert my visa from S1 to X1 without Exit from China ? Is anyone has experience related to this ?