diff --git a/ruoyi-admin/src/main/resources/mapper/system/SysPurchaseQuoteChildMapper.xml b/ruoyi-admin/src/main/resources/mapper/system/SysPurchaseQuoteChildMapper.xml
new file mode 100644
index 00000000..bdf17ef3
--- /dev/null
+++ b/ruoyi-admin/src/main/resources/mapper/system/SysPurchaseQuoteChildMapper.xml
@@ -0,0 +1,167 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper
+PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.ruoyi.system.mapper.SysPurchaseQuoteChildMapper">
+    
+    <resultMap type="SysPurchaseQuoteChild" id="SysPurchaseQuoteChildResult">
+        <result property="purchaseQuoteChildId"    column="purchase_quote_child_id"    />
+        <result property="purchaseQuoteCode"    column="purchase_quote_code"    />
+        <result property="materialId"    column="material_id"    />
+        <result property="materialCode"    column="material_code"    />
+        <result property="materialName"    column="material_name"    />
+        <result property="materialType"    column="material_type"    />
+        <result property="processMethod"    column="processMethod"    />
+        <result property="brand"    column="brand"    />
+        <result property="photoUrl"    column="photoUrl"    />
+        <result property="describe"    column="describe"    />
+        <result property="taxRate"    column="tax_rate"    />
+        <result property="usdRate"    column="usd_rate"    />
+        <result property="materialNum"    column="material_num"    />
+        <result property="materialSole"    column="material_sole"    />
+        <result property="materialRmb"    column="material_rmb"    />
+        <result property="materialNormb"    column="material_noRmb"    />
+        <result property="createBy"    column="create_by"    />
+        <result property="createTime"    column="create_time"    />
+        <result property="updateBy"    column="update_by"    />
+        <result property="updateTime"    column="update_time"    />
+        <result property="remark"    column="remark"    />
+        <result property="useStatus"    column="use_status"    />
+        <result property="auditStatus"    column="audit_status"    />
+        <result property="delFlag"    column="del_flag"    />
+    </resultMap>
+
+    <sql id="selectSysPurchaseQuoteChildVo">
+        select purchase_quote_child_id, purchase_quote_code, material_id, material_code, material_name, material_type, processMethod, brand, photoUrl, describe, tax_rate, usd_rate, material_num, material_sole, material_rmb, material_noRmb, create_by, create_time, update_by, update_time, remark, use_status, audit_status, del_flag from sys_purchase_quote_child
+    </sql>
+
+    <select id="selectSysPurchaseQuoteChildList" parameterType="SysPurchaseQuoteChild" resultMap="SysPurchaseQuoteChildResult">
+        <include refid="selectSysPurchaseQuoteChildVo"/>
+        <where>  
+            <if test="purchaseQuoteCode != null  and purchaseQuoteCode != ''"> and purchase_quote_code = #{purchaseQuoteCode}</if>
+            <if test="materialId != null "> and material_id = #{materialId}</if>
+            <if test="materialCode != null  and materialCode != ''"> and material_code = #{materialCode}</if>
+            <if test="materialName != null  and materialName != ''"> and material_name like concat('%', #{materialName}, '%')</if>
+            <if test="materialType != null  and materialType != ''"> and material_type = #{materialType}</if>
+            <if test="processMethod != null  and processMethod != ''"> and processMethod = #{processMethod}</if>
+            <if test="brand != null  and brand != ''"> and brand = #{brand}</if>
+            <if test="photoUrl != null  and photoUrl != ''"> and photoUrl = #{photoUrl}</if>
+            <if test="describe != null  and describe != ''"> and describe = #{describe}</if>
+            <if test="materialNum != null "> and material_num = #{materialNum}</if>
+            <if test="materialSole != null "> and material_sole = #{materialSole}</if>
+            <if test="materialRmb != null "> and material_rmb = #{materialRmb}</if>
+            <if test="materialNormb != null "> and material_noRmb = #{materialNormb}</if>
+            <if test="useStatus != null  and useStatus != ''"> and use_status = #{useStatus}</if>
+            <if test="auditStatus != null  and auditStatus != ''"> and audit_status = #{auditStatus}</if>
+        </where>
+    </select>
+    
+    <select id="selectSysPurchaseQuoteChildById" parameterType="Long" resultMap="SysPurchaseQuoteChildResult">
+        <include refid="selectSysPurchaseQuoteChildVo"/>
+        where purchase_quote_child_id = #{purchaseQuoteChildId}
+    </select>
+        
+    <insert id="insertSysPurchaseQuoteChild" parameterType="SysPurchaseQuoteChild" useGeneratedKeys="true" keyProperty="purchaseQuoteChildId">
+        insert into sys_purchase_quote_child
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="purchaseQuoteCode != null">purchase_quote_code,</if>
+            <if test="materialId != null">material_id,</if>
+            <if test="materialCode != null">material_code,</if>
+            <if test="materialName != null">material_name,</if>
+            <if test="materialType != null">material_type,</if>
+            <if test="processMethod != null">processMethod,</if>
+            <if test="brand != null">brand,</if>
+            <if test="photoUrl != null">photoUrl,</if>
+            <if test="describe != null">describe,</if>
+            <if test="taxRate != null">tax_rate,</if>
+            <if test="usdRate != null">usd_rate,</if>
+            <if test="materialNum != null">material_num,</if>
+            <if test="materialSole != null">material_sole,</if>
+            <if test="materialRmb != null">material_rmb,</if>
+            <if test="materialNormb != null">material_noRmb,</if>
+            <if test="createBy != null">create_by,</if>
+            <if test="createTime != null">create_time,</if>
+            <if test="updateBy != null">update_by,</if>
+            <if test="updateTime != null">update_time,</if>
+            <if test="remark != null">remark,</if>
+            <if test="useStatus != null">use_status,</if>
+            <if test="auditStatus != null">audit_status,</if>
+            <if test="delFlag != null">del_flag,</if>
+         </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="purchaseQuoteCode != null">#{purchaseQuoteCode},</if>
+            <if test="materialId != null">#{materialId},</if>
+            <if test="materialCode != null">#{materialCode},</if>
+            <if test="materialName != null">#{materialName},</if>
+            <if test="materialType != null">#{materialType},</if>
+            <if test="processMethod != null">#{processMethod},</if>
+            <if test="brand != null">#{brand},</if>
+            <if test="photoUrl != null">#{photoUrl},</if>
+            <if test="describe != null">#{describe},</if>
+            <if test="taxRate != null">#{taxRate},</if>
+            <if test="usdRate != null">#{usdRate},</if>
+            <if test="materialNum != null">#{materialNum},</if>
+            <if test="materialSole != null">#{materialSole},</if>
+            <if test="materialRmb != null">#{materialRmb},</if>
+            <if test="materialNormb != null">#{materialNormb},</if>
+            <if test="createBy != null">#{createBy},</if>
+            <if test="createTime != null">#{createTime},</if>
+            <if test="updateBy != null">#{updateBy},</if>
+            <if test="updateTime != null">#{updateTime},</if>
+            <if test="remark != null">#{remark},</if>
+            <if test="useStatus != null">#{useStatus},</if>
+            <if test="auditStatus != null">#{auditStatus},</if>
+            <if test="delFlag != null">#{delFlag},</if>
+         </trim>
+    </insert>
+
+    <update id="updateSysPurchaseQuoteChild" parameterType="SysPurchaseQuoteChild">
+        update sys_purchase_quote_child
+        <trim prefix="SET" suffixOverrides=",">
+            <if test="purchaseQuoteCode != null">purchase_quote_code = #{purchaseQuoteCode},</if>
+            <if test="materialId != null">material_id = #{materialId},</if>
+            <if test="materialCode != null">material_code = #{materialCode},</if>
+            <if test="materialName != null">material_name = #{materialName},</if>
+            <if test="materialType != null">material_type = #{materialType},</if>
+            <if test="processMethod != null">processMethod = #{processMethod},</if>
+            <if test="brand != null">brand = #{brand},</if>
+            <if test="photoUrl != null">photoUrl = #{photoUrl},</if>
+            <if test="describe != null">describe = #{describe},</if>
+            <if test="taxRate != null">tax_rate = #{taxRate},</if>
+            <if test="usdRate != null">usd_rate = #{usdRate},</if>
+            <if test="materialNum != null">material_num = #{materialNum},</if>
+            <if test="materialSole != null">material_sole = #{materialSole},</if>
+            <if test="materialRmb != null">material_rmb = #{materialRmb},</if>
+            <if test="materialNormb != null">material_noRmb = #{materialNormb},</if>
+            <if test="createBy != null">create_by = #{createBy},</if>
+            <if test="createTime != null">create_time = #{createTime},</if>
+            <if test="updateBy != null">update_by = #{updateBy},</if>
+            <if test="updateTime != null">update_time = #{updateTime},</if>
+            <if test="remark != null">remark = #{remark},</if>
+            <if test="useStatus != null">use_status = #{useStatus},</if>
+            <if test="auditStatus != null">audit_status = #{auditStatus},</if>
+            <if test="delFlag != null">del_flag = #{delFlag},</if>
+        </trim>
+        where purchase_quote_child_id = #{purchaseQuoteChildId}
+    </update>
+
+    <delete id="deleteSysPurchaseQuoteChildById" parameterType="Long">
+        delete from sys_purchase_quote_child where purchase_quote_child_id = #{purchaseQuoteChildId}
+    </delete>
+
+    <delete id="deleteSysPurchaseQuoteChildByIds" parameterType="String">
+        delete from sys_purchase_quote_child where purchase_quote_child_id in 
+        <foreach item="purchaseQuoteChildId" collection="array" open="(" separator="," close=")">
+            #{purchaseQuoteChildId}
+        </foreach>
+    </delete>
+
+    <update id="cancelSysPurchaseQuoteChildById" parameterType="Long">
+        update sys_purchase_quote_child set del_flag = '1' where purchase_quote_child_id = #{purchaseQuoteChildId}
+    </update>
+
+    <update id="restoreSysPurchaseQuoteChildById" parameterType="Long">
+        update sys_purchase_quote_child set del_flag = '0' where purchase_quote_child_id = #{purchaseQuoteChildId}
+    </update>
+
+</mapper>
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