韓國市場（KRX）

import { ChartWidget } from '@tradecanvas/chart/widget'
import { MARKET_KRX } from '@tradecanvas/chart'

const widget = new ChartWidget(document.getElementById('chart')!, {
  symbol: '005930',    // Samsung Electronics on KOSPI
  timeframe: '1h',
  theme: 'dark',
  adapter: feed,
  trading: true,
  chartOptions: { numberLocale: 'ko-KR' },   // volumes in 만 and 억
})
const chart = widget.getChart()
// Won steps by price band, red up and blue down, ±30% limits rounded as KRX rounds them
chart.setMarket(MARKET_KRX)
// previousClose: yesterday's close, from your feed
chart.setPriceLimits(previousClose)   // the day's ceiling and floor on the price axis