增加一个完结时间，如果下次打开，就按完结时间计算合同金额

username@email.com

2025-09-15 58cc59639e3ca32896d6db5d0c261ff63848a30d

 CY_ECommercePlatform/CY.Model/OA/OA_CorporateClients.cs

@@ -520,6 +520,17 @@
                return _lastupdatetime;
            }
        }

        /// <summary>
        /// 最后修改时间
        /// </summary>
        public DateTime? WanjieTime
        {
            set;
            get;
            
        }

        /// <summary>
        /// 操作人
        /// </summary>
@@ -1555,6 +1566,11 @@
                this.JieJiaRiWiHu = isChange ? MyConvert.ConvertToBoolean(value) : JieJiaRiWiHu;
                theValue = this.JieJiaRiWiHu;
            }
            else if ("WanjieTime".Equals(name, StringComparison.CurrentCultureIgnoreCase) || index == 85)
            {
                this.WanjieTime = isChange ? MyConvert.ConvertToDateTime(value) : WanjieTime;
                theValue = this.WanjieTime;
            }
            return theValue;
        }