The 13-year-old Chinese-Australian prodigy Christian Li, two years ago the youngest Junior Category winner in the history of the Yehudi Menuhin International Competition for Young Violinists, ushers in the Year of the Ox in the Melbourne Symphony Orchestra’s eighth cross-cultural extravaganza. By his own account, this effervescent budding Paganini is just a regular kid who likes to swim, run, and ride his bike though he rarely plays video games. Oh, and before each appearance, he eats a banana. “It helps.” —M.G.