What trading software are they using? MT4 or MT5 or both?

https://www.activtrades.com/cn/    

ActivTrades is owned and operated by ActivTrades Corp, a company authorised and licensed by the Securities Commission of The Bahamas (SCB). 

Besides, ActivTrades Corp is a subsidiary of ActivTrades PLC, a company authorized and regulated by the UK Financial Conduct Authority (FCA) under reference number 434413.

As for the question you asked, we recommend that you ask the official customer services directly for a more accurate answer. For more details about this broker you can check our full ActivTrades review.