Registration and weigh-in process is taking place today previous to the championship that will have the presence of the strongest national teams such as Turkey, Iran, the United States, Russia and Spain itself. masTaekwondo.com SPANISH
One of Britain's outstanding prospects for the 2016 Olympic Games in Rio de Janeiro, she was among the favourites for the European Under-21 title at under-46kg.
The North Walian, who turned 20 earlier this month, is part of a 11-strong Great Britain squad who have been chosen to travel to Puebla between July 15 and 21.
Jones and Muhammad will show off their medals at United's home game against Wigan on Saturday.
Wales' rising taekwondo star Jade Jones won Great Britain's first gold of the inaugural Youth Olympics on day three of the competition in Singapore.
Taekwondo has been classified as a category 2, optional sport at the Commonwealth Games. The Olympic sport of taekwondo, thus, stands a good chance of being on the official program of the 2018 Commonwealth Games at the earliest.
Great Britain's taekwondo team have "put down a marker towards the 2012 Olympics" with Sarah Stevenson and Aaron Cook both rising to the top of the world rankings this week.