STFS demonstrates strong financial compliance across all major Shariah screening criteria, with debt ratio at 29.94%, liquidity at 2.6%, interest income at 0.09%, and non-permissible income at 0%. However, due to the industry and limited business activity data, core permissibility remains under review. Index inclusion verification yielded unknown status for all major Shariah indices, leading to an overall UNDER_REVIEW classification. Purification is required at 0.09% for minor interest income. Investors should conduct detailed business audits for full assurance.