diff --git a/docs/assets/img/product_pics/app/BalaC/balac_01.webp b/docs/assets/img/product_pics/app/BalaC/balac_01.webp
index 75e1a044..253efcb4 100644
Binary files a/docs/assets/img/product_pics/app/BalaC/balac_01.webp and b/docs/assets/img/product_pics/app/BalaC/balac_01.webp differ
diff --git a/docs/assets/img/product_pics/atom_base/atomic/atomic_01.webp b/docs/assets/img/product_pics/atom_base/atomic/atomic_01.webp
index 90a0879f..13689f2a 100644
Binary files a/docs/assets/img/product_pics/atom_base/atomic/atomic_01.webp and b/docs/assets/img/product_pics/atom_base/atomic/atomic_01.webp differ
diff --git a/docs/en/app/balac.md b/docs/en/app/balac.md
index fab0c7c8..ef5e5801 100644
--- a/docs/en/app/balac.md
+++ b/docs/en/app/balac.md
@@ -114,7 +114,7 @@ Click here to download [UIFlow](https://github.com/m5stack/M5-ProductExampleCode
 
 <script>
 
-   var purchase_link = 'https://m5stack.com/collections/m5-core/products/balac';
+   var purchase_link = 'https://m5stack.com/collections/all/products/bala-c-esp32-development-mini-self-balancing-car';
 
    var quickstart_link = '';
 
diff --git a/docs/en/atom_base/atomic.md b/docs/en/atom_base/atomic.md
index 6539b503..b9d5c820 100644
--- a/docs/en/atom_base/atomic.md
+++ b/docs/en/atom_base/atomic.md
@@ -67,7 +67,7 @@
 
 <script>
 
-   var purchase_link = 'https://m5stack.com/collections/m5-core/products/atomic-esp32-development-kit';
+   var purchase_link = 'https://m5stack.com/collections/all/products/atomic-proto-kit';
 
    var quickstart_link = '';
 
diff --git a/docs/en/unit/envII.md b/docs/en/unit/envII.md
index bc6bd768..b420d26c 100644
--- a/docs/en/unit/envII.md
+++ b/docs/en/unit/envII.md
@@ -212,7 +212,7 @@ If you want the complete code, please click [here](https://github.com/m5stack/M5
 
 <script>
 
-   var purchase_link = 'https://m5stack.com/collections/m5-unit/products/mini-env-sensor-unit';
+   var purchase_link = 'https://m5stack.com/collections/all/products/env-ii-unit';
 
    anchor_search(purchase_link);
    scrollFunc();
diff --git a/docs/zh_CN/app/balac.md b/docs/zh_CN/app/balac.md
index b7b2b9bf..9297e63a 100644
--- a/docs/zh_CN/app/balac.md
+++ b/docs/zh_CN/app/balac.md
@@ -109,9 +109,10 @@ Click here to download [UIFlow](https://github.com/m5stack/M5-ProductExampleCode
 <video class="video_size" controls>
     <source src="https://m5stack.oss-cn-shenzhen.aliyuncs.com/video/Product_example_video/App/BalaC.mp4" type="video/mp4">
 </video>
+
 <script>
 
-   var purchase_link = 'https://m5stack.com/collections/m5-core/products/balac';
+   var purchase_link = 'https://m5stack.com/collections/all/products/bala-c-esp32-development-mini-self-balancing-car';
 
    var quickstart_link = '';
 
diff --git a/docs/zh_CN/atom_base/atomic.md b/docs/zh_CN/atom_base/atomic.md
index eed163e7..253a2085 100644
--- a/docs/zh_CN/atom_base/atomic.md
+++ b/docs/zh_CN/atom_base/atomic.md
@@ -66,7 +66,7 @@
 
 <script>
 
-   var purchase_link = 'https://m5stack.com/collections/m5-core/products/atomic';
+   var purchase_link = 'https://m5stack.com/collections/all/products/atomic-proto-kit';
 
 
    var quickstart_link = '';
diff --git a/docs/zh_CN/unit/envII.md b/docs/zh_CN/unit/envII.md
index 6bfc3266..b53ff0ac 100644
--- a/docs/zh_CN/unit/envII.md
+++ b/docs/zh_CN/unit/envII.md
@@ -173,7 +173,7 @@
 
 <script>
 
-   var purchase_link = 'https://m5stack.com/collections/m5-unit/products/mini-env2-sensor-unit';
+   var purchase_link = 'https://m5stack.com/collections/all/products/env-ii-unit';
 
    anchor_search(purchase_link);
    scrollFunc();