Recently the “made in China” label has been tarnished by controversies, including outsourcing and sweatshop labor practices. But neither politics nor controversy has clouded the superstar status of Lang Lang, the ubiquitous Chinese concert pianist who opened the San Diego Symphony fall season Friday (Oct. 5) under Music Director Jahja Ling. Lang’s presence on the program surely accounted for the sold-out house—the orchestra may have a respectable following, but sold-out symphony concerts are rare at Copley Symphony Hall—and the audience showered him with an unusually ardent and raucous response. And that was before he sat down to play the concert…