Update market-hours.mdx (#737)

* Update market-hours.mdx

Adding global equities market hours and holiday schedule: DE, HK,CN,JP

* Update market-hours.mdx

Updating HK from 12:30 PM to 12PM

Author: benpyth

pages/price-feeds/market-hours.mdx

@@ -7,6 +7,10 @@ Pyth price feeds follow the [traditional market hours](https://www.cmegroup.com/
 | US Equities | Every weekday from 9.30AM ET to 4PM ET | Markets are closed on weekends, and follow [NYSE Holidays & Trading Hours](https://www.nyse.com/markets/hours-calendars) |
 | EU Equities | Paris, Amsterdam, Ireland: Every weekday from 9AM CET to 5.30PM CET | Markets are closed on weekends, and follow [Euronext Holidays & Trading Hours](https://live.euronext.com/en/resources/trading-hours-holidays) |
 | UK Equities | Every weekday from 8AM UK time to 4.30PM UK time | Markets are closed on weekends, and follow [LSE Holidays & Trading Hours](https://www.londonstockexchange.com/equities-trading/business-days) |
+| DE Equities | Every weekday from 9AM to 5.30PM CET | Markets are closed on weekends, and follow [Xetra Holidays & Trading Hours](https://www.xetra.com/xetra-en/trading/trading-calendar-and-trading-hours) |
+| HK Equities | Every weekday from 9.30AM to 12PM & 1PM to 4PM HKT | Markets are closed on weekends, and follow [HKEX Holidays & Trading Hours](https://www.hkex.com.hk/Services/Trading-hours-and-Severe-Weather-Arrangements/Trading-Hours/Securities-Market?sc_lang=en) |
+| CN Equities | Every weekday from 9.30AM to 11.30AM & 1PM to 2:57PM CST | Markets are closed on weekends, and follow [SSE Holidays & Trading Hours](https://english.sse.com.cn/start/trading/schedule/) |
+| JP Equities | Every weekday from 9AM to 11.30AM & 12.30PM to 3:30PM JST | Markets are closed on weekends, and follow [JPX Holidays & Trading Hours](https://www.jpx.co.jp/english/corporate/about-jpx/calendar/) |
 | FX | From Sunday 5PM ET to Friday 5PM ET | Trading continues during most US holidays |
 | Emerging Markets FX | From Sunday 6PM ET to Friday 5PM ET. For USDBRL, USDCOP, USDCLP and USDPEN, please refer to the [EM FX Market Hours Guide](https://pyth-network.notion.site/EM-FX-Market-Hours-Guide-1de2eecaaac980eea5eddf8f34398309) | Spot EM FX liquidity can be significantly limited at the start of the trading week, outside local market trading hours, and during local holidays, which can lead to wider confidence intervals. Pyth EM FX currencies: INR, IDR, PHP, KRW, TWD, CNH, TRY, ZAR, MXN, BRL, COP, CLP, PEN |
 | Metals | From Sunday 6PM ET to Friday 5PM ET | Daily maintenance window applies from 5PM ET to 6PM ET, Monday to Thursday. Spot gold and silver trading also follow [CME holiday closures](https://www.cmegroup.com/tools-information/holiday-calendar.html)|