diff --git a/src/pages/details/index.tsx b/src/pages/details/index.tsx
index ef0bc66..d2c748c 100644
--- a/src/pages/details/index.tsx
+++ b/src/pages/details/index.tsx
@@ -279,7 +279,9 @@ const Details = (props: Params) => {
                     />
                   </View>
                   <View className={styles.item_name}>{item.name}</View>
-                  <View className={styles.bulk_price}>{formatPriceDiv(item.bulk_price)}/Kg</View>
+                  <View className={styles.bulk_price}>{formatPriceDiv(item.bulk_price)}/Kg{
+                    item.length_cut_price ? (item.bulk_price > item.length_cut_price) ? <Text style={{ color: 'red', marginLeft: '10rpx' }}>↑</Text> : <Text style={{ color: 'green', marginLeft: '10rpx' }}>↓</Text> : null
+                  }</View>
                 </View>
               )
             })}