Scheduled - Dear valued users,
To provide you with better trading experience, Huobi Futures will optimize API performance from 17:00 to 19:00 on January 15, 2021 (GMT+8). During the upgrade period, Orders and Accounts WebSocket Interfaces for coin-margined swaps and coin-margined futures may occasionally fail to connect, hence we kindly remind you to set up a WS auto-reconnect mechanism in advance.

Thank you for your support to Huobi Futures!

Huobi Futures
January 14, 2021

尊敬的用户：
为了给用户提供更好的交易体验，火币合约将于新加坡时间2021年1月15日17:00-19:00进行API性能优化。API性能优化期间，币本位永续合约和交割合约的WebSocket订单和用户数据接口可能偶尔会出现断连的情况，建议您提前设置好WS断连后的自动重连机制。

感谢您对火币合约的支持！

火币合约
2021年1月14日
Jan 14, 17:40 GMT+08:00

Scheduled - Dear valued users,
To provide you with better trading experience, Huobi Futures will upgrade system and optimize API performance as follows:
I. Huobi Options will upgrade the system from 15:00 to 15:05 on January 7, 2021 (GMT+8), while coin-margined futures, coin-margined swaps and USDT-margined swaps will not be affected.
II. Huobi Futures will optimize API performance from 17:00 to 22:00 on January 7, 2021 (GMT+8). During the optimization period, WebSocket Market Interface, Orders and Accounts WebSocket Interfaces for coin-margined futures, coin-margined swaps, USDT-margined swaps and options may occasionally fail to be connected, hence we remind you to set an auto-reconnection mechanism in advance.
III. Huobi Futures will launch bi-directional take-profit and stop-loss function at 22:00 on January 7, 2021(GMT+8). Coin-margined futures will support daily settlement from 16:00 on January 7, 2021(GMT+8). The API private frequency limits of coin-margined swaps, USDT-margined swaps and options will be divided into trading rate limit and query rate limit at 22:00 on January 7, 2021(GMT+8).
IV. Details as below:
1. Added bi-directional take-profit and stop-loss function.
Huobi Futures will support bi-directional take-profit and stop-loss function for coin-margined futures, coin-margined swaps and USDT-margined swaps on WEB and API. Users could set to take profit and stop loss when placing an order, or for an existing position.

2. Coin-margined futures will support daily settlement to improve asset utilization for users. The details of settlement are as below:
Expirations Settlement and delivery method before modification Settlement and delivery method after modification
Weekly Delivered at 16:00 (GMT+8) every Friday Delivered at 16:00 (GMT+8) every Friday; settled at 16:00 (GMT+8) every day except for Friday.
Bi-weekly Settled at 16:00 (GMT+8) every Friday Settled at 16:00 (GMT+8) every day
Quarterly Settled at 16:00 (GMT+8) every Friday Settled at 16:00 (GMT+8) every day
Bi-quarterly Settled at 16:00 (GMT+8) every Friday Settled at 16:00 (GMT+8) every day

3. The API private frequency limits of coin-margined swaps, USDT-margined swaps and options will be divided into trading rate limit and query rate limit. The frequency limits of newly added sub-accounts will be same as its main account (including transaction and query frequency limits). The frequency limit details of API private interface for each business line are as follows:
1) Details of the rate limit for private API of futures liquidity providers:
Tier S Tier 1 Tier 2
Trading Rate Limit 480 times/3s 420 times/3s 132 times/3s
Query Rate Limit 480 times/3s 420 times/3s 132 times/3s

2) Details of the rate limit for private API of coin-margined swaps liquidity providers:
Tier S Tier 1 Tier 2
Trading Rate Limit 480 times/3s 420 times/3s 132 times/3s
Query Rate Limit 480 times/3s 420 times/3s 132 times/3s

3) Details of the rate limit for private API of USDT-margined swaps liquidity providers:
Tier S Tier 1 Tier 2
Trading Rate Limit 480 times/3s 420 times/3s 132 times/3s
Query Rate Limit 480 times/3s 420 times/3s 132 times/3s

4) Details of the rate limit for private API of options liquidity providers:
Tier S Tier 1 Tier 2
Trading Rate Limit 84 times/3s 72 times/3s 60 times/3s
Query Rate Limit 84 times/3s 72 times/3s 60 times/3s


Thank you for your support to Huobi Futures!



尊敬的用户：
为了给用户提供更好的交易体验，火币合约将进行以下的升级和API优化：
一、火币合约平台将于新加坡时间2021年1月7日15:00-15:05 (GMT+8)对期权合约进行系统升级，币本位交割合约、币本位永续合约和USDT本位永续合约不受影响。
二、火币合约将于新加坡时间2021年1月7日17点至22:00进行API性能优化。API性能优化期间，币本位交割合约、币本位永续合约、USDT本位永续合约和期权合约的WebSocket市场行情接口、WebSocket订单和用户数据接口可能偶尔会出现断连的情况，建议您提前设置好断连后的自动重连机制。
三、双向止盈止损功能将于新加坡时间1月7日22:00上线；币本位交割合约将于新加坡时间1月7日16:00后支持每日结算；币本位永续合约、USDT本位永续合约和期权合约的API私有限频将区分为交易限频和查询限频的时间为新加坡时间1月7日22:00。
四、详细内容：
1. 新增双向止盈止损功能
火币合约将支持WEB端和API端的币本位交割合约、币本位永续合约和USDT本位永续合约的双向止盈止损功能。用户可通过两种方式设置止盈止损：下开仓单的时候设置止盈止损，或者为仓位设置自止盈止损。

2. 币本位交割合约将支持每日结算，提高用户的资金利用率，结算时间详情如下：
合约周期 修改前的结算交割方式 修改后的结算交割方式
当周 每周五16:00（GMT+8）交割 每周周五16:00（GMT+8）交割，除周五，其余每日16:00（GMT+8）结算
次周 每周五16:00（GMT+8）结算 每日16:00（GMT+8）结算
当季 每周五16:00（GMT+8）结算 每日16:00（GMT+8）结算
次季 每周五16:00（GMT+8）结算 每日16:00（GMT+8）结算

3. 币本位永续合约、USDT本位永续合约和期权的API私有限频将区分为交易限频和查询限频，新增子账号限频将跟随母账号（包括交易和查询限频）。各业务线：币本位交割、币本位永续、USDT本位永续、期权合约API私有接口限频详情如下：
1) 币本位交割合约流动性提供商API私有接口限频详情：
Tier S Tier 1 Tier 2
交易限频 480次/3秒 420次/3秒 132次/3秒
查询限频 480次/3秒 420次/3秒 132次/3秒

2) 币本位永续合约流动性提供商API私有接口限频详情：
Tier S Tier 1 Tier 2
交易限频 480次/3秒 420次/3秒 132次/3秒
查询限频 480次/3秒 420次/3秒 132次/3秒

3) USDT本位永续合约流动性提供商API私有接口限频详情：
Tier S Tier 1 Tier 2
交易限频 480次/3秒 420次/3秒 132次/3秒
查询限频 480次/3秒 420次/3秒 132次/3秒

4) 期权合约流动性提供商API私有接口限频详情：
Tier S Tier 1 Tier 2
交易限频 84次/3秒 72次/3秒 60次/3秒
查询限频 84次/3秒 72次/3秒 60次/3秒


感谢您对火币合约的支持！
Jan 5, 15:31 GMT+08:00