
Strategi ini adalah sistem perdagangan pintar berdasarkan Brin Belt dan ATR Indicator, yang digabungkan dengan mekanisme stop-loss bertingkat. Strategi ini adalah untuk masuk ke dalam pelbagai arah dengan mengenal pasti isyarat pembalikan berdekatan dengan Brin Belt dan menggunakan pendekatan stop-loss yang dinamik untuk menguruskan risiko. Sistem ini direka untuk mencapai sasaran keuntungan 20% dan titik stop-loss 12%, sambil mewujudkan stop-loss yang dinamik yang digabungkan dengan ATR Indicator, yang dapat memberikan ruang yang mencukupi untuk perkembangan trend sambil melindungi keuntungan.
Logik teras strategi merangkumi bahagian penting berikut:
Strategi ini membina sistem perdagangan bertingkat melalui tanda Brin dan ATR, menggunakan kaedah pengurusan dinamik dalam masuk, hentikan kerugian dan keuntungan. Keunggulan strategi ini adalah sistem kawalan risiko yang sempurna dan kemampuan untuk menyesuaikan diri dengan turun naik pasaran. Dengan arah pengoptimuman yang disyorkan, strategi ini masih mempunyai ruang untuk peningkatan yang besar.
/*backtest
start: 2019-12-23 08:00:00
end: 2024-12-09 08:00:00
period: 1d
basePeriod: 1d
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/
//@version=5
strategy("Demo GPT - Bollinger Bands Strategy with Tightened Trailing Stops", overlay=true, default_qty_type=strategy.percent_of_equity, default_qty_value=100, commission_value=0.1, slippage=3)
// Input settings
length = input.int(20, minval=1)
maType = input.string("SMA", "Basis MA Type", options=["SMA", "EMA", "SMMA (RMA)", "WMA", "VWMA"])
src = input(close, title="Source")
mult = 1.5 // Standard deviation multiplier set to 1.5
offset = input.int(0, "Offset", minval=-500, maxval=500)
atrMultiplier = input.float(1.0, title="ATR Multiplier for Trailing Stop", minval=0.1) // ATR multiplier for trailing stop
// Time range filters
start_date = input(timestamp("2018-01-01 00:00"), title="Start Date")
end_date = input(timestamp("2069-12-31 23:59"), title="End Date")
in_date_range = true
// Moving average function
ma(source, length, _type) =>
switch _type
"SMA" => ta.sma(source, length)
"EMA" => ta.ema(source, length)
"SMMA (RMA)" => ta.rma(source, length)
"WMA" => ta.wma(source, length)
"VWMA" => ta.vwma(source, length)
// Calculate Bollinger Bands
basis = ma(src, length, maType)
dev = mult * ta.stdev(src, length)
upper = basis + dev
lower = basis - dev
// ATR Calculation
atr = ta.atr(length) // Use ATR for trailing stop adjustments
// Plotting
plot(basis, "Basis", color=#2962FF, offset=offset)
p1 = plot(upper, "Upper", color=#F23645, offset=offset)
p2 = plot(lower, "Lower", color=#089981, offset=offset)
fill(p1, p2, title="Background", color=color.rgb(33, 150, 243, 95))
// Candle color detection
isGreen = close > open
isRed = close < open
// Flags for entry and exit conditions
var bool redTouchedLower = false
var float targetPrice = na
var float stopLossPrice = na
var float trailingStopPrice = na
if in_date_range
// Entry Logic: First green candle after a red candle touches the lower band
if close < lower and isRed
redTouchedLower := true
if redTouchedLower and isGreen
strategy.entry("Long", strategy.long)
targetPrice := close * 1.2 // Set the target price to 20% above the entry price
stopLossPrice := close * 0.88 // Set the stop loss to 12% below the entry price
trailingStopPrice := na // Reset trailing stop on entry
redTouchedLower := false
// Exit Logic: Trailing stop after 20% price increase
if strategy.position_size > 0 and not na(targetPrice) and close >= targetPrice
if na(trailingStopPrice)
trailingStopPrice := close - atr * atrMultiplier // Initialize trailing stop using ATR
trailingStopPrice := math.max(trailingStopPrice, close - atr * atrMultiplier) // Tighten dynamically based on ATR
// Exit if the price falls below the trailing stop after 20% increase
if strategy.position_size > 0 and not na(trailingStopPrice) and close < trailingStopPrice
strategy.close("Long", comment="Trailing Stop After 20% Increase")
targetPrice := na // Reset the target price
stopLossPrice := na // Reset the stop loss price
trailingStopPrice := na // Reset trailing stop
// Stop Loss: Exit if the price drops 12% below the entry price
if strategy.position_size > 0 and not na(stopLossPrice) and close <= stopLossPrice
strategy.close("Long", comment="Stop Loss Triggered")
targetPrice := na // Reset the target price
stopLossPrice := na // Reset the stop loss price
trailingStopPrice := na // Reset trailing stop
// Trailing Stop: Activate after touching the upper band
if strategy.position_size > 0 and close >= upper and isGreen
if na(trailingStopPrice)
trailingStopPrice := close - atr * atrMultiplier // Initialize trailing stop using ATR
trailingStopPrice := math.max(trailingStopPrice, close - atr * atrMultiplier) // Tighten dynamically based on ATR
// Exit if the price falls below the trailing stop
if strategy.position_size > 0 and not na(trailingStopPrice) and close < trailingStopPrice
strategy.close("Long", comment="Trailing Stop Triggered")
trailingStopPrice := na // Reset trailing stop
targetPrice := na // Reset the target price
stopLossPrice := na // Reset the stop loss price