Trading Strategy of Traditional MA Index and KD Index

(*backtest
start: 2018-04-01 00:00:00
end: 2018-05-15 00:00:00
period: 30m
exchanges: [{"eid":"Futures_BitMEX","currency":"XBT_USD"}]
args: [["TradeAmount",100,126961],["ContractType","XBTUSD",126961]]
*)

MAC^^EMA(C,N);

NKD:=9;
M1:=3;
M2:=3;
RSV:=(CLOSE-LLV(LOW,NKD))/(HHV(HIGH,NKD)-LLV(LOW,NKD))*100;  //Make the difference between the closing price and the lowest value of the NKD period, make the difference between the highest value of the NKD period and the lowest value of the NKD period, and make the ratio between the two differences.
// (1)closing price minus the lowest value in NKD cycle, 
// (2)the highest value in NKD cycle minus the lowest value in NKD cycle, then (1) divided by (2).

K:SMA(RSV,M1,1);     // RSVMoving average of
                     // MA of RSV
                     
D:SMA(K,M2,1);       // KMoving average of
                     // MA of K

BARPOS>N AND C>MAC AND K<D,BK;
BARPOS>N AND C<MAC AND K>D,SK;
C<=BKPRICE*(1-SLOSS*0.01),SP(BKVOL);
C>=SKPRICE*(1+SLOSS*0.01),BP(SKVOL);
C>=BKPRICE*(1+SLOSS*0.01) AND C<MAC,SP(BKVOL);
C<=SKPRICE*(1-SLOSS*0.01) AND C>MAC,BP(SKVOL);