diff --git a/src/main/resources/mappers/primaryData/PrimaryDataMapper.xml b/src/main/resources/mappers/primaryData/PrimaryDataMapper.xml
index d8f79c9..a990e81 100644
--- a/src/main/resources/mappers/primaryData/PrimaryDataMapper.xml
+++ b/src/main/resources/mappers/primaryData/PrimaryDataMapper.xml
@@ -35,7 +35,7 @@
 			AND INSTR(su.user_name,#{sampleUserName}) > 0
 		</if>
 		<if test="startTime != null and endTime!=''">
-			AND DATE_FORMAT(te.exper_time, '%Y-%m-%d') BETWEEN #{startTime} AND #{endTime}
+			AND DATE_FORMAT(ts.sample_date, '%Y-%m-%d') BETWEEN #{startTime} AND #{endTime}
 		</if>
 		<if test="devTypeCode != null and devTypeCode!=''">
 			AND INSTR(tsd.sampleDevCode,#{devTypeCode})