diff --git a/src/contents/description.tsx b/src/contents/description.tsx
index 250dbc1ab0cef847232c1d7d912019ee7a32d7c4..38abe167f03de12c16caf916041a82270db633ec 100644
--- a/src/contents/description.tsx
+++ b/src/contents/description.tsx
@@ -12,11 +12,11 @@ const SideNavbar: React.FC<SideNavbarProps> = ({ activeLink }) => {
     
     <div className="side-navbar">
       <Nav className="flex-column">
-        <Nav.Link as={Link} to="section1" smooth={true} duration={500} className={activeLink === 'section1' ? 'active' : 'notActive'}>Section 1</Nav.Link>
-        <Nav.Link as={Link} to="section2" smooth={true} duration={500} className={activeLink === 'section2' ? 'active' : 'notActive'}>Section 2</Nav.Link>
-        <Nav.Link as={Link} to="section3" smooth={true} duration={500} className={activeLink === 'section3' ? 'active' : 'notActive'}>Section 3</Nav.Link>
-        <Nav.Link as={Link} to="section4" smooth={true} duration={500} className={activeLink === 'section4' ? 'active' : 'notActive'}>Section 4</Nav.Link>
-        <Nav.Link as={Link} to="section5" smooth={true} duration={500} className={activeLink === 'section5' ? 'active' : 'notActive'}>Section 5</Nav.Link>
+        <Nav.Link as={Link} to="section1" smooth={true} duration={500} className={activeLink === 'section1' ? 'active' : 'notActive'}>Project Introduction</Nav.Link>
+        <Nav.Link as={Link} to="section2" smooth={true} duration={500} className={activeLink === 'section2' ? 'active' : 'notActive'}>Our Solutions</Nav.Link>
+        <Nav.Link as={Link} to="section3" smooth={true} duration={500} className={activeLink === 'section3' ? 'active' : 'notActive'}>Outside the laboratory</Nav.Link>
+        <Nav.Link as={Link} to="section4" smooth={true} duration={500} className={activeLink === 'section4' ? 'active' : 'notActive'}>Future plans</Nav.Link>
+        <Nav.Link as={Link} to="section5" smooth={true} duration={500} className={activeLink === 'section5' ? 'active' : 'notActive'}>Reference</Nav.Link>
         <Nav.Link as={Link} to="section6" smooth={true} duration={500} className={activeLink === 'section6' ? 'active' : 'notActive'}>Section 6</Nav.Link>
         <Nav.Link as={Link} to="section7" smooth={true} duration={500} className={activeLink === 'section7' ? 'active' : 'notActive'}>Section 7</Nav.Link>
         <Nav.Link as={Link} to="section8" smooth={true} duration={500} className={activeLink === 'section8' ? 'active' : 'notActive'}>Section 8</Nav.Link>
diff --git a/src/contents/safety.tsx b/src/contents/safety.tsx
index 1db666d2b192d3a0ebf86f65b640ce6f53a48f88..88f5947efc258b7219883e62059db93b517fc2b5 100644
--- a/src/contents/safety.tsx
+++ b/src/contents/safety.tsx
@@ -198,20 +198,10 @@ The next page details the security measures and considerations our team has take
 <p className="indent">c)For accidents, measures including emergency assistance or professional health treatment should be provided to cope with emergencies.</p>             
 <p className="indent">d)Laboratory Accident Handling: Accidents that occur during the operation of experimental members, such as needle punctures and cuts, skin contamination, infectious specimens and body surfaces and inside the mouth, nose, and eyes, clothing contamination, contamination of the test bench, etc., are all considered safety accidents. Emergency treatment should be carried out immediately depending on the type of accident and other situations. At the same time of emergency treatment, it is necessary to report to the instructor and record the specific location and degree of the accident and injury in detail. Medical personnel will evaluate whether preventive treatment is needed.</p>             
 <img 
-                src="https://static.igem.wiki/teams/5378/safety/03-2-61.webp"
+                src="https://static.igem.wiki/teams/5378/safety/2-666666.webp"
                 alt="example"
                 className="responsive-img"
-              />
-              <img 
-                src="https://static.igem.wiki/teams/5378/safety/03-611.webp"
-                alt="example"
-                className="responsive-img"
-              />
-              <img 
-                src="https://static.igem.wiki/teams/5378/safety/03-2-6111.webp"
-                alt="example"
-                className="responsive-img"
-              />              
+              />            
               </div>
               </Element>