diff --git a/public/qr/qrcode.jpg b/public/qr/qrcode.jpg
new file mode 100644
index 0000000..2f3698e
Binary files /dev/null and b/public/qr/qrcode.jpg differ
diff --git a/src/lib/certificate.ts b/src/lib/certificate.ts
index e7b1c97..70e1673 100644
--- a/src/lib/certificate.ts
+++ b/src/lib/certificate.ts
@@ -44,7 +44,8 @@ export const certificateFieldOrder: CertificateFieldKey[] = [
 export const customTemplateUploadEnabled =
   import.meta.env.VITE_ENABLE_CUSTOM_TEMPLATE_UPLOAD === "true";
 
-const defaultQrSrc = "/qr/default-qr.svg";
+// const defaultQrSrc = "/qr/default-qr.svg";
+const defaultQrSrc = "/qr/qrcode.jpg";
 
 export function getQrSource() {
   return import.meta.env.VITE_CERTIFICATE_QR_SRC || defaultQrSrc;
diff --git a/src/templates/lobster-birth-template.tsx b/src/templates/lobster-birth-template.tsx
index 2439bd0..105ac37 100644
--- a/src/templates/lobster-birth-template.tsx
+++ b/src/templates/lobster-birth-template.tsx
@@ -67,7 +67,7 @@ export function LobsterBirthTemplate({ formData, qrSrc, currentCount }: Certific
           width: 230,
           height: 230,
           objectFit: "cover",
-          borderRadius: 8,
+          borderRadius: 20,
         }}
       />
       {/* 第 X 个出生的龙虾宝宝 */}
diff --git a/src/ui/certificate-generator.tsx b/src/ui/certificate-generator.tsx
index 651eb01..3e2a240 100644
--- a/src/ui/certificate-generator.tsx
+++ b/src/ui/certificate-generator.tsx
@@ -18,10 +18,10 @@ import { TemplateScaleFrame } from "@/templates/template-primitives";
 
 const defaultFormData: CertificateFormData = {
   childName: "",
-  familyAddress: "",
+  familyAddress: "腾讯云LightHouse",
   parentName: "",
   birthDate: "",
-  birthAddress: "",
+  birthAddress: "腾讯云x星洋智慧",
 };
 
 const emptyStats: StatsResponse = {