diff --git a/data_process/process/preprocess.py b/data_process/process/preprocess.py
new file mode 100644
index 0000000..aeb4eed
--- /dev/null
+++ b/data_process/process/preprocess.py
@@ -0,0 +1,172 @@
+import random
+import numpy as np
+
+from torch.utils.data import Dataset, DataLoader, random_split
+import torch
+from transformers import AutoTokenizer
+
+from .content_extract import extract_json_files, extract_json_data
+
+valid_keys = [
+    "Core_Fear_Source", "Pain_Threshold", "Time_Window_Pressure", "Helplessness_Index", 
+    "Social_Shame", "Payer_Decision_Maker", "Hidden_Wealth_Proof", "Price_Sensitivity", 
+    "Sunk_Cost", "Compensatory_Spending", "Trust_Deficit", "Secret_Resistance", "Family_Sabotage",
+    "Low_Self_Efficacy", "Attribution_Barrier", "Emotional_Trigger", "Ultimatum_Event", "Expectation_Bonus",
+    "Competitor_Mindset", "Cognitive_Stage", "Follow_up_Priority", "Last_Interaction", "Referral_Potential"
+]
+ch_valid_keys = [
+    "核心恐惧源", "疼痛阈值", "时间窗口压力", "无助指数", 
+    "社会羞耻感", "付款决策者", "隐藏财富证明", "价格敏感度", 
+    "沉没成本", "补偿性消费", "信任赤字", "秘密抵触情绪", "家庭破坏",
+    "低自我效能感", "归因障碍", "情绪触发点", "最后通牒事件", "期望加成",
+    "竞争者心态", "认知阶段", "跟进优先级", "最后互动时间", "推荐潜力"
+]
+all_keys = valid_keys + ["session_id", "label"]
+en2ch = {en:ch for en, ch in zip(valid_keys, ch_valid_keys)}
+d1_keys = valid_keys[:5]
+d2_keys = valid_keys[5:10]
+d3_keys = valid_keys[10:15]
+d4_keys = valid_keys[15:19]
+d5_keys = valid_keys[19:23]
+
+class Formatter:
+    def __init__(self, en2ch):
+        self.en2ch = en2ch
+
+    def _build_user_profile(self, profile: dict) -> str:
+        sections = []
+        sections.append("[客户画像]")
+        sections.append("\n [痛感和焦虑等级]")
+        for key in d1_keys:
+            if key in profile:
+                sections.append(f"{self.en2ch[key]}: {profile[key]}")
+
+        sections.append("\n [支付意愿与能力]")
+        for key in d2_keys:
+            if key in profile:
+                sections.append(f"{self.en2ch[key]}: {profile[key]}")
+
+        sections.append("\n [成交阻力与防御机制]")
+        for key in d3_keys:
+            if key in profile:
+                sections.append(f"{self.en2ch[key]}: {profile[key]}")
+
+        sections.append("\n [情绪钩子与成交切入点]")
+        for key in d4_keys:
+            if key in profile:
+                sections.append(f"{self.en2ch[key]}: {profile[key]}")
+
+        sections.append("\n [客户生命周期状态]")
+        for key in d5_keys:
+            if key in profile:
+                sections.append(f"{self.en2ch[key]}: {profile[key]}")
+        return "\n".join(sections)
+
+    def get_llm_prompt(self, features):
+        user_profile = self._build_user_profile(features)
+
+        prompt = f"""
+                你是一个销售心理学专家，请分析以下客户特征：
+
+                {user_profile}
+
+                请提取客户的核心购买驱动力和主要障碍后分析该客户的成交概率。将成交概率以JSON格式输出：
+                {{
+                    "conversion_probability": 0-1之间的数值
+                }}
+                """
+
+        messages = [
+            {"role": "user", "content": prompt}
+        ]
+        return messages
+
+class TransDataset(Dataset):
+    def __init__(self, deal_data_folder, not_deal_data_folder):
+        self.deal_data = extract_json_data(extract_json_files(deal_data_folder))
+        self.not_deal_data = extract_json_data(extract_json_files(not_deal_data_folder))
+
+        self.formatter = Formatter(en2ch)
+        
+        num_deal = len(self.deal_data)
+        num_not_deal = len(self.not_deal_data)
+        num_threshold = max(num_deal, num_not_deal) * 0.8
+        
+        if not all([num_deal >= num_threshold, num_not_deal >= num_threshold]):
+            self._balance_samples()
+
+        self._build_samples()
+
+    def _build_samples(self):
+        self.samples = []
+
+        for id, features in self.deal_data.items():
+            messages = self.formatter.get_llm_prompt(features)
+            self.samples.append((id, messages, 1))  
+        for id, features in self.not_deal_data.items():
+            messages = self.formatter.get_llm_prompt(features)
+            self.samples.append((id, messages, 0))
+
+        random.shuffle(self.samples)
+        print(f"total samples num: {len(self.samples)}, deal num: {len(self.deal_data)}, not deal num: {len(self.not_deal_data)}")
+
+    def _balance_samples(self):
+        random.seed(42)
+        np.random.seed(42)
+
+        not_deal_ids = list(self.not_deal_data.keys())
+        target_size = len(self.deal_data)
+
+        if len(not_deal_ids) > target_size:
+            selected_not_deal_ids = random.sample(not_deal_ids, target_size)
+            self.not_deal_data = {sid: self.not_deal_data[sid] for sid in selected_not_deal_ids}
+
+    def __len__(self):
+        return len(self.samples)
+    
+    def __getitem__(self, idx):
+        id, prompt, label = self.samples[idx]
+        return id, prompt, label
+
+def build_dataloader(deal_data_folder, not_deal_data_folder, batch_size):
+    dataset = TransDataset(deal_data_folder, not_deal_data_folder)
+    num_data = len(dataset)
+
+    train_size = int(0.8 * num_data)
+    val_size = int(0.1 * num_data)
+    test_size = num_data - train_size - val_size
+
+    print(f"train size: {train_size}")
+    print(f"val size: {val_size}")
+    print(f"test size: {test_size}")
+    train_dataset, val_dataset, test_dataset = random_split(
+        dataset,
+        [train_size, val_size, test_size],
+        generator=torch.Generator().manual_seed(42)
+    )
+
+    def collate_fn(batch):
+        ids = [item[0] for item in batch]
+        texts = [item[1] for item in batch]
+        labels = torch.tensor([item[2] for item in batch], dtype=torch.long)
+        return ids, texts, labels
+
+    train_loader = DataLoader(
+        train_dataset,
+        batch_size=batch_size,
+        shuffle=True,
+        collate_fn=collate_fn
+    )
+    val_loader = DataLoader(
+        val_dataset,
+        batch_size=batch_size,
+        shuffle=False,
+        collate_fn=collate_fn
+    )
+    test_loader = DataLoader(
+        test_dataset,
+        batch_size=batch_size,
+        shuffle=False,
+        collate_fn=collate_fn
+    )
+    return {"train": train_loader, "val": val_loader, "test": test_loader}
\ No newline at end of file
diff --git a/data_process/process/statistics.py b/data_process/process/statistics.py
new file mode 100644
index 0000000..85af3e9
--- /dev/null
+++ b/data_process/process/statistics.py
@@ -0,0 +1,160 @@
+from .content_extract import extract_json_files, extract_json_data
+
+from collections import Counter
+import matplotlib.pyplot as plt
+import json
+import pandas as pd
+from typing import Dict, List, Tuple, Optional
+
+valid_keys = [
+    "Core_Fear_Source", "Pain_Threshold", "Time_Window_Pressure", "Helplessness_Index", 
+    "Social_Shame", "Payer_Decision_Maker", "Hidden_Wealth_Proof", "Price_Sensitivity", 
+    "Sunk_Cost", "Compensatory_Spending", "Trust_Deficit", "Secret_Resistance", "Family_Sabotage",
+    "Low_Self_Efficacy", "Attribution_Barrier", "Emotional_Trigger", "Ultimatum_Event", "Expectation_Bonus",
+    "Competitor_Mindset", "Cognitive_Stage", "Follow_up_Priority", "Last_Interaction", "Referral_Potential"
+]
+ch_valid_keys = [
+    "核心恐惧源", "疼痛阈值", "时间窗口压力", "无助指数", 
+    "社会羞耻感", "付款决策者", "隐藏财富证明", "价格敏感度", 
+    "沉没成本", "补偿性消费", "信任赤字", "秘密抵触情绪", "家庭破坏",
+    "低自我效能感", "归因障碍", "情绪触发点", "最后通牒事件", "期望加成",
+    "竞争者心态", "认知阶段", "跟进优先级", "最后互动时间", "推荐潜力"
+]
+all_keys = valid_keys + ["session_id", "label"]
+en2ch = {en:ch for en, ch in zip(valid_keys, ch_valid_keys)}
+d1_keys = valid_keys[:5]
+d2_keys = valid_keys[5:10]
+d3_keys = valid_keys[10:15]
+d4_keys = valid_keys[15:19]
+d5_keys = valid_keys[19:23]
+
+class StatisticData:
+    def __init__(self, folder: str):
+        self.data = extract_json_data(extract_json_files(folder))
+        self.session_ids = list(self.data.keys())
+        self.labels = list(self.data.values())
+
+        self.priorities = ["S", "A", "B", "C"]
+
+    def statistic_priority(self):
+        priority_full_counter = Counter()
+        priority_counter = Counter()
+
+        priority_full = [data["Follow_up_Priority"] for data in self.labels]
+        priority_full_counter.update(priority_full)
+
+        priority = [p[0].upper() for p in priority_full]
+        self._check_priority(priority)
+        priority_counter.update(priority)
+        return priority_full_counter, priority_counter
+
+    def _check_priority(self, priorities: list):
+        for priority in priorities:
+            if priority not in self.priorities:
+                raise ValueError(f"Invalid priority {priority}")
+
+    def statistic_other_keys(self):
+        key2counter = {}
+        for label in self.labels:
+            for key in label.keys():
+                if key not in key2counter:
+                    key2counter[key] = Counter()
+                key2counter[key].update([label[key]])
+        return key2counter
+
+    def main(self):
+        priority_full_counter, priority_counter = self.statistic_priority()
+        key2counter = self.statistic_other_keys()
+        return priority_full_counter, priority_counter, key2counter
+
+class Outputer:
+    def __init__(self, deal_data, not_deal_data):
+        self.deal_priority_full, self.deal_priority, self.deal_key2counter = deal_data
+        self.not_deal_priority_full, self.not_deal_priority, self.not_deal_key2counter = not_deal_data
+
+        self.deal_key2counter['Follow_up_Priority'] = self.deal_priority_full
+        self.not_deal_key2counter['Follow_up_Priority'] = self.not_deal_priority_full
+
+    def visualize_priority(self):
+        # 准备数据
+        deal_labels = list(self.deal_priority.keys())
+        deal_sizes = list(self.deal_priority.values())
+        not_deal_labels = list(self.not_deal_priority.keys())
+        not_deal_sizes = list(self.not_deal_priority.values())
+        
+        colors = ['#ff9999','#66b3ff','#99ff99','#ffcc99']
+        
+        # 创建包含两个子图的图表
+        fig, (ax1, ax2) = plt.subplots(1, 2, figsize=(12, 6))
+        
+        # 成交数据饼状图
+        ax1.pie(deal_sizes, labels=deal_labels, colors=colors, autopct='%1.1f%%', startangle=90)
+        ax1.axis('equal')
+        ax1.set_title('Priority Distribution (Deal)')
+        
+        # 非成交数据饼状图
+        ax2.pie(not_deal_sizes, labels=not_deal_labels, colors=colors, autopct='%1.1f%%', startangle=90)
+        ax2.axis('equal')
+        ax2.set_title('Priority Distribution (Not Deal)')
+        
+        # 整体标题
+        plt.suptitle('Priority Distribution Comparison', fontsize=16)
+        
+        # 保存和显示
+        plt.tight_layout()
+        plt.savefig('priority_comparison.png', bbox_inches='tight')
+        print("Chart saved to: priority_comparison.png")
+        plt.show()
+
+    def save_key2counter_excel(self):
+        excel_path = "key2counter_comparison.xlsx"
+        
+        # 获取所有唯一的key
+        all_keys = set(self.deal_key2counter.keys()) | set(self.not_deal_key2counter.keys())
+        
+        with pd.ExcelWriter(excel_path, engine='openpyxl') as writer:
+            for key in all_keys:
+                # 准备成交数据
+                deal_counter = self.deal_key2counter.get(key, Counter())
+                deal_dict = dict(deal_counter)
+                
+                # 准备非成交数据
+                not_deal_counter = self.not_deal_key2counter.get(key, Counter())
+                not_deal_dict = dict(not_deal_counter)
+                
+                # 获取所有唯一的值
+                all_values = set(deal_dict.keys()) | set(not_deal_dict.keys())
+                
+                # 创建数据框
+                data = []
+                for value in all_values:
+                    deal_count = deal_dict.get(value, 0)
+                    not_deal_count = not_deal_dict.get(value, 0)
+                    data.append({
+                        'value': value,
+                        'deal_count': deal_count,
+                        'not_deal_count': not_deal_count,
+                        'total': deal_count + not_deal_count
+                    })
+                
+                # 转换为DataFrame并排序
+                df = pd.DataFrame(data)
+                df = df.sort_values('total', ascending=False)
+                
+                # 计算该字段的总样本数
+                total_samples = df['total'].sum()
+                
+                # 添加总样本数行
+                total_row = pd.DataFrame([{
+                    'value': 'Total Samples',
+                    'deal_count': sum(deal_dict.values()),
+                    'not_deal_count': sum(not_deal_dict.values()),
+                    'total': total_samples
+                }])
+                df = pd.concat([df, total_row], ignore_index=True)
+                
+                # 保存到Excel
+                sheet_name = key[:31]  # 限制sheet名长度
+                df.to_excel(writer, sheet_name=sheet_name, index=False)
+        
+        print(f"Excel saved to: {excel_path}")
\ No newline at end of file