diff --git a/src/contents/safety.tsx b/src/contents/safety.tsx
index 4f199430d6f0d8e4b56004e25ab03a9006e1374f..1d9d724e25a703c3b0ec14e114f01890404943c6 100644
--- a/src/contents/safety.tsx
+++ b/src/contents/safety.tsx
@@ -100,6 +100,7 @@ The next page details the security measures and considerations our team has take
 The laboratory is equipped with a ventilation system with exhaust purification devices and other equipment that does not allow microorganisms to escape to ensure safety.
 The laboratory is equipped with high-pressure sterilization equipment.
 Various equipment in the laboratory will undergo regular maintenance and be promptly shut down after use.</p>
+<p>3.2safety principles</p>
               </div>
               </Element>