System.Globalization.ChineseLunisolarCalendar cc =new System.Globalization.ChineseLunisolarCalendar();

s1=cc.MinSupportedDateTime.ToString("");//02/19/1901 00:00:00

s2=cc.MaxSupportedDateTime.ToString("");//01/28/2101 23:59:59

System.Globalization.ChineseLunisolarCalendar cc =new System.Globalization.ChineseLunisolarCalendar();

s1=cc.GetMonthsInYear(DateTime.Now.Year).ToString();//12，一年中有几个月，13表示当年有闰月。

s2=cc.GetDaysInYear(DateTime.Now.Year).ToString();//354，一年中有多少天

s3=cc.GetDaysInMonth(DateTime.Now.Year,DateTime.Now.Month).ToString();//29 ，当月中有多少天

System.Globalization.ChineseLunisolarCalendar cc =new System.Globalization.ChineseLunisolarCalendar();

s1=cc.GetSexagenaryYear(DateTime.Now ).ToString();//36，天干

s2=cc.GetTerrestrialBranch().ToString();//12，地支

System.Globalization.ChineseLunisolarCalendar cc =new System.Globalization.ChineseLunisolarCalendar();

s1=cc.GetYear(DateTime.Now).ToString();//;2019

s2=cc.GetMonth(DateTime.Now).ToString();//;5，注意：其返回值为1-13的数，如果该年四月有闰月，4月返回4，闰4月则返回5

s3=cc.GetDayOfMonth(DateTime.Now).ToString();//;23

System.Globalization.ChineseLunisolarCalendar cc =new System.Globalization.ChineseLunisolarCalendar();

s1=cc.IsLeapYear(DateTime.Now.Year).ToString();//;False

s2=cc.GetLeapMonth(DateTime.Now.Year).ToString();//;0，注意：表示所闰月份。如果返回5，表示闰4月。

string[] monthName = {"正",  "二", "三", "四", "五", "六", "七", "八", "九", "十", "东", "腊" };

System.Globalization.ChineseLunisolarCalendar cc = new System.Globalization.ChineseLunisolarCalendar();

int currentMonth = cc.GetMonth(DateTime.Today);

int leapMonth = cc.GetLeapMonth(DateTime.Today.Year);

string realMonth;

if (currentMonth < leapMonth)

    realMonth = monthName[currentMonth];

else if (currentMonth == leapMonth)

    realMonth = "闰" + monthName[currentMonth - ];

else

    realMonth = monthName[currentMonth - ];

s1 = realMonth.ToString();//;五