[BUG][修改][测试环境：业态分析计算问题]

mallinkService/src/main/java/com/iformall/service/impl/WxBusinessServiceImpl.java

@@ -117,7 +117,7 @@ public class WxBusinessServiceImpl implements WxBusinessService {
                 BigDecimal area = new BigDecimal(e.get("area").toString());
                 if (area.doubleValue() > 0) {
                     BigDecimal areaRatio = businessSumMoney.divide(area, 2, BigDecimal.ROUND_HALF_UP).divide(new BigDecimal(100), 2, BigDecimal.ROUND_HALF_UP);
-                    e.put("rent", areaRatio.toBigInteger());
+                    e.put("rent", areaRatio.toPlainString());
                 }
             }
         });