They arrived in Spain bears the two pandas on loan from China for rent. The animals remain in the Madrid Zoo on site particularly suited for them. This is a male who is called Xing Bing (Star of ice) and a female named Hua Zui Ba (Boca Colortada).

The coming of bears occurs as a result of the offer made to Spain during the trip state of the Kings by the Asian country. Although the price is high, China normally does not sell nor lease their pandas.

The animals are in reproductive age and is intended to achieve a new birth of a panda in captivity. The only time this happened was in Europe with the known Chu-Lin, who died in 1996.