diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index 29b878e..aec0a7b 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -40,34 +40,56 @@
 const int kReviveTimeAdd = 12;
 const int kSkinNum = 4;
 
-void PlayerStats::IncWeaponTypeKills(int weapon_id, int val)
+WeaponStats& PlayerStats::MustBeWeapon(int weapon_id)
 {
-
+    auto itr = weapon_stats.find(weapon_id);
+    if (itr == weapon_stats.end()){
+        WeaponStats weapon;
+        weapon_stats[weapon_id] = weapon;
+        itr = weapon_stats.find(weapon_id);
+    }
+    return itr->second;
 }
 
-void PlayerStats::IncWeaponTypeDamageOut(int weapon_id, int val)
+void PlayerStats::IncWeaponKills(int weapon_id, int val)
 {
-
+    MustBeWeapon(weapon_id).kills += val;
 }
 
-void PlayerStats::IncWeaponTypeObtainCount(int weapon_id, int val)
+void PlayerStats::IncWeaponDamageOut(int weapon_id, int val)
 {
-
+    MustBeWeapon(weapon_id).damage_out += val;
 }
 
-void PlayerStats::IncWeaponSlotUseTimes(int weapon_id, int val)
+void PlayerStats::IncWeaponObtainCount(int weapon_id, int val)
 {
-
+    MustBeWeapon(weapon_id).obtain_count += val;
 }
 
-void PlayerStats::SetHeroSkillLv(int weapon_id, int skill_lv)
+void PlayerStats::IncWeaponUseTimes(int weapon_id, int val)
 {
-
+    MustBeWeapon(weapon_id).use_times += val;
 }
 
-void PlayerStats::SetHeroWeaponLv(int weapon_id, int weapon_lv)
+HeroStats& PlayerStats::MustBeHero(int hero_id)
 {
+    auto itr = hero_stats.find(hero_id);
+    if (itr == hero_stats.end()){
+        HeroStats hero;
+        hero_stats[hero_id] = hero;
+        itr = hero_stats.find(hero_id);
+    }
+    return itr->second;
+}
 
+void PlayerStats::SetHeroSkillLv(int hero_id, int skill_lv)
+{
+    MustBeHero(hero_id).skill_lv = std::max(MustBeHero(hero_id).skill_lv, skill_lv);
+}
+
+void PlayerStats::SetHeroWeaponLv(int hero_id, int weapon_lv)
+{
+    MustBeHero(hero_id).weapon_lv = std::max(MustBeHero(hero_id).weapon_lv, weapon_lv);
 }
 
 Human::Human():Creature()
diff --git a/server/gameserver/human.h b/server/gameserver/human.h
index 3b2faa9..702098f 100644
--- a/server/gameserver/human.h
+++ b/server/gameserver/human.h
@@ -22,17 +22,12 @@ struct HumanBehavior
     int total_destory_box_times = 0;
 };
 
-struct WeaponTypeStats
+struct WeaponStats
 {
     int weapon_id = 0;
     int kills = 0;
     int damage_out = 0;
     int obtain_count = 0;
-};
-
-struct WeaponSlotStats
-{
-    int slot = 0;
     int use_times = 0;
 };
 
@@ -68,8 +63,7 @@ struct PlayerStats
     int ride_car_kills = 0;
     int max_hero_skill_lv = 0;
 
-    std::map<int, WeaponTypeStats> weapon_type_stats;
-    std::map<int, WeaponSlotStats> weapon_slot_stats;
+    std::map<int, WeaponStats> weapon_stats;
     std::map<int, HeroStats> hero_stats;
 
     int gold = 0;
@@ -89,12 +83,14 @@ struct PlayerStats
 
     int dead_times = 0;
 
-    void IncWeaponTypeKills(int weapon_id, int val);
-    void IncWeaponTypeDamageOut(int weapon_id, int val);
-    void IncWeaponTypeObtainCount(int weapon_id, int val);
-    void IncWeaponSlotUseTimes(int weapon_id, int val);
-    void SetHeroSkillLv(int weapon_id, int skill_lv);
-    void SetHeroWeaponLv(int weapon_id, int weapon_lv);
+    WeaponStats& MustBeWeapon(int weapon_id);
+    void IncWeaponKills(int weapon_id, int val);
+    void IncWeaponDamageOut(int weapon_id, int val);
+    void IncWeaponObtainCount(int weapon_id, int val);
+    void IncWeaponUseTimes(int weapon_id, int val);
+    HeroStats& MustBeHero(int hero_id);
+    void SetHeroSkillLv(int hero_id, int skill_lv);
+    void SetHeroWeaponLv(int hero_id, int weapon_lv);
 };
 
 struct xtimer_list;