n:= 5；
m 1:= 6；
M2:= 6；
M3:= 8；
r:= IF(datee:=(H+MAX(C，O))/2；
EE 1:=MA(EE，3)；
EE2:=(L+MIN(C，O))/2；
EE3:=MA(EE2，3)；
The following is the main chart of Tongda letter's yinxian buying, Tongda letter formula, yinxian buying main chart and lifeline.
r 1:=(C+L+H)/3；
R2:=EMA(R 1，6)；
R3:=EMA(R2，5)；
Lifeline: EMA (R3 R3,30), color 00 AAFF, line thickness 2;
n:= 5；
m 1:= 6；
M2:= 6；
M3:= 8；
r:= IF(datee:=(H+MAX(C，O))/2；
EE 1:=MA(EE，3)；
EE2:=(L+MIN(C，O))/2；
EE3:=MA(EE2，3)；
Ultra-short lifeline: MA(EE, 3), COLORWHITE
FF:=(H+L+C+O)/4，COLORWHITE
FF 1:=MA(FF，3)，COLORGREEN
FF3:=REF((C+O)/2,1) > ref ((c+o)/2,2) and REF(MIN(C, o), 1)>REF(MAX(C, o), 2);
Actual deviation: = (max (ff, ff 1)-min (ff, ff 1))/min (ff, ff 1) * 100, line thickness;
FF4:=(((ff 1-(REF(ff 1， 1)-ff 1))-L)/L)* 100；
FF5:=(((ee 1+(ee 1-REF(ee 1， 1)))-L)/L)* 100；
FF6:=FF 1-(REF(FF 1， 1)-ff 1)；
FF7:= ee 1+(ee 1-REF(ee 1， 1))；
Expected rate of return: =IF(FF3, FF5, FF4), LINETHICK
YY 1:= REF(EVERY(C & gt； =O, 4), 1) and ref (every ((c+o)/2 >; FF 1, 4), 1) and (C+O)/2YY2:=NOT(YY 1) and (FF1-O)/O *1000 > 5 and OA:=SMA(L, 4, 3);
B:=SMA(H，4，3)；
BB:=SMA(MIN(C，O)，4，3)；
BB 1:=REF(L， 1)-HHV((MAX(REF(L，2)，REF(L， 1))-MIN(REF(L，2)，REF(L， 1)).：
1. Tongda letter stock trading software is a mobile securities software designed by Shenzhen Fortune Trend Micro Co., Ltd., which is positioned as a securities information platform providing multi-functional services. Communication allows users to divide the screen freely and specify the content corresponding to each block.
1, which integrates the market conditions of Shanghai and Shenzhen, Hong Kong stocks, US stocks, futures, options, funds, macro and foreign exchange, and is suitable for all investors.
2. Innovatively combine the data of Shanghai and Shenzhen, and launch special functions such as DDE decision-making, individual stock capital flow, theme events, consensus expectation, shareholding change, and dragon and tiger list.
3. Provide market quotes of Shanghai, Shenzhen, Hong Kong and US stocks, and support self-selection, ranking, sectors and various technical indicators.
4. Summarize the global market through commodity futures, foreign exchange rate and global index.
5, with a variety of column information.
Second, complete communication function.
1, the highest price and high return, the highest price in this period. Usage: Gao
2, the highest price of H returns to the highest price of this period. Usage: h
3. Lowest price floor returns to the lowest price during this period. Usage: low
4, l Lowest Price Returns the lowest price in this period. Usage: l
5 Closing Price Returns the closing price of the period. Usage: close
7. VOL volume returns the volume of this cycle. Usage: VOL
8, V volume returns the volume of this period. Usage: v
9. The opening price returns to the opening price of the current period.