The formula for finding the net inflow of main funds of Tongda letter: in the last 20 days, the average net inflow of main funds in the last two days is greater than the maximum net inflow of main funds in the previous 18 days. It's complicated and doesn't make much sense. Try this.

AA:=VOL/ ((high and low) *2-ABS (closing-opening));

Purchase quantity: = IF(CLOSE & gt；; OPEN, AA* (high-low), if (close <; OPEN, AA* (high opening)+(close-low opening), VOL/2), LINETHICK0, COLORRED.

Sales volume: = IF(CLOSE & gt；; OPEN, 0-AA* (intraday high-closing)+(intraday low), IF (closing & ltOPEN, 0-AA* (high and low), 0-VOL/2)), LINETHICK0, COLORGREEN.

Import and export volume: = buying volume+selling volume, COLOR00FFFF adhesion line (in and out)

Adhesion line (in and out)

Adhesion line (in and out)

Adhesion line (in and out)

STICKLINE (in and out > 0,0, in and out, 3,0), COLOR000099

STICKLINE (in and out > 0,0, in and out, 3,0), COLOR0000CC.

STICKLINE (in and out > 0,0, in and out1.0,0), COLOR0000FF

STICKLINE (access > 0,0, access 0.5,0), colorcc 66ffn: =1; QJ0:= (high+low+near)/3;

QJ 1:=IF (high = low, 1, high-maximum (on and off));

QJ2:=IF (high = low, 1, MAX (off, on)-qj0);

QJ3:=IF (high = low, 1, MIN (on, off)-low);

QJ4:=IF (high = low, 1, QJ0-MIN (closed, open));

QJ5:=VOL/(IF (high = low, 4, high and low));

QJ6:="MACD。 DIF " >“MACD。 The DEA and MACD. DEA " & lt0;

QJ7:="KDJ。 k " >“KDJ。 D "and" KDJ " D " & lt30;

QJ8:="MACD。 DIF " & lt； “MACD。 DEA”；

QJ9:="KDJ。 K " & lt“KDJ。 D "and" KDJ " k " >80;

Extra large: QJ4*QJ5, nodrawbatch order: QJ3*QJ5, nodrawbatch order

Single: QJ 1*QJ5, NODRAW small order: QJ2*QJ5, NODRAW.

W 1:=SUM (large order, N)+SUM (large order, n); W2:=SUM (single，N)+SUM (single，N)；

The vibration is 1:= extra large > large single and large single > small single;

Vibration 2:= Extra large

Standard vibration 1:=QJ6 and QJ7

Standard vibration 2:=QJ8 and QJ9

a:= w 1-W2； A0:= IF(A & gt； 0，A，0)； B0:= IF(A & lt； 0，A，0)；

STICKLINE(A0, 0, A0, 1, 0), COLOR000044 Main positions: EMA (100 * (closing -LLV (low, 34))/(HHV (high, 34)-LLV (low, 34). Main chip concentration: winner (c) * 100, colored;

DRAWTEXT(ISLASTBAR， 1，hy block)；