Thanks for your information.
as per your script i have executed in our server.
see the below resilts:
Actual log size: 369409.0
Used_log_size_mb :128.0
potential_log_size :368000.0
actual_VLF's :2890
used Vlf's:1
Potential_VLFs :736
growth_iteration :46
Log_initial_size:8000.0
File_auto_growth_mb:1024.0
Please advise me how can i take action here to reduce the log