Update README.md

README.md

@@ -76,6 +76,10 @@ pipeline_tag: text-generation
 | **WizardMath-7B-V1.1** |  **83.2**  |  **33.0** |
 
 
+## ❗ Data Contamination Check:
+
+Before model training, we carefully and rigorously checked all the training data, and used multiple deduplication methods to verify and prevent data leakage on GSM8k and MATH test set. 
+
 🔥 
 ❗<b>Note for model system prompts usage:</b>