diff --git a/bsp/nuclei/gd32vf103_rvstar/applications/main.c b/bsp/nuclei/gd32vf103_rvstar/applications/main.c
index ef6ba62014..7da5f0da45 100644
--- a/bsp/nuclei/gd32vf103_rvstar/applications/main.c
+++ b/bsp/nuclei/gd32vf103_rvstar/applications/main.c
@@ -10,82 +10,10 @@
 
 #include <rtthread.h>
 #include <rtdevice.h>
-#include <nuclei_sdk_hal.h>
 
-#define THREAD_PRIORITY 19
-#define THREAD_STACK_SIZE 396
-#define THREAD_TIMESLICE 5
-#define THREAD_NUM       2
-//#define APP_DEBUG_PRINT
-
-/*　Align stack when using static thread　*/
-ALIGN(RT_ALIGN_SIZE)
-static rt_uint8_t thread_stack[THREAD_NUM][THREAD_STACK_SIZE];
-static struct rt_thread tid[THREAD_NUM];
-
-/* Thread entry function */
-static void thread_entry(void *parameter)
+int main(int argc, char *argv[])
 {
-    rt_uint32_t count = 0;
-
-    while (1)
-    {
-#ifdef APP_DEBUG_PRINT
-        rt_kprintf("thread %d count: %d\n", (rt_uint32_t)parameter, count++);
-#endif
-        rt_thread_mdelay(500);
-        if ((rt_uint32_t)parameter < (LEDn - 1))
-        {
-            gd_rvstar_led_toggle((rt_uint32_t)parameter);
-        }
-    }
+    return RT_EOK;
 }
 
-/* Thread demo */
-int create_thread_demo(void)
-{
-    int i;
-    static char tname[9] = "thread";
-
-    for (i = 0; i < THREAD_NUM; i ++)
-    {
-        /* Create static threads */
-        tname[6] = i / 10 + '0';
-        tname[7] = i % 10 + '0';
-        tname[8] = '\0';
-        rt_thread_init(&tid[i], tname, thread_entry, (void *)i, thread_stack[i],
-                       THREAD_STACK_SIZE, THREAD_PRIORITY, THREAD_TIMESLICE);
-    }
-
-    /* Startup threads  */
-    for (i = 0; i < THREAD_NUM; i ++)
-    {
-        rt_thread_startup(&tid[i]);
-    }
-
-    return 0;
-}
-
-int main(void)
-{
-    rt_uint32_t count = 0;
-
-    create_thread_demo();
-    for (int i = 0; i < LEDn; i ++)
-    {
-        gd_rvstar_led_init(i);
-    }
-
-
-    while (1)
-    {
-#ifdef APP_DEBUG_PRINT
-        rt_kprintf("Main thread count: %d\n", count++);
-#endif
-        rt_thread_mdelay(1000);
-        gd_rvstar_led_toggle(LED3);
-    }
-}
-
-/******************** end of file *******************/
-
+/******************** end of file *******************/
\ No newline at end of file