Dear community users:
In order to optimize the index price of BTC perpetual contract, FMex will adjust the weighting of the Scraping exchanges at 12:00 on November 29, 2019 (GMT+8) based on the recent trading volume of each constituent exchange. The adjusted weighting is as follows:
1. The price index for BTC perpetual contract will follow BTC price, with frequency of every 10 seconds.
2. The compose of the index may be adjusted as appropriate.
3. If price obtain failed by an exchange during index calculation, then the price of that exchange will be removed. If the price of an exchange is 20% deviate from the average price, the price will be removed too.
Nov. 27, 2019