His family moved to Wiltshire when he was 11, where Hua attended Chafyn Grove School followed by Eton College.

Although as a host nation competitor he only needed to achieve a minimum standard, he qualified in his own right through the rankings as the youngest ever Olympic event rider.

At the 2009, Blenheim International Horse Trials, Hua won the Best under-25 Prize and qualified for the World Equestrian Games in Lexington, September 2010.

In 2014, Hua won a silver medal at the Incheon Asian Games riding Temujin, owned by Edwina Qu Ye.

An independent investigation found the horse's ingestion of the substance to be accidental, however, the positive test cost China their team spot at the 2024 Summer Olympic games in Paris.