Spain will play friendlies against Serbia, South Korea and China as warm-up matches for the June 8-July 1 European championships.The Spanish team will face Serbia on May 26 and South Korea four days later, both at venues outside Spain, with the June 3 game against China set to take place in Seville, a federation spokesman told AFP.The world champions will then likely gather in camp at the Austrian Alpine village of Schruns on May 21, two days after the Champions League final, according to the AS sports newspaper.Vicente Del Bosque’s squad will arrive in their Polish base camp of Gniewino on June 5 for their Euro campaign that sees them in the same pool as Italy, Ireland and Croatia, their first game coming against the Italians on June 10.