Apple's (AAPL) iPhone 5 might begin selling in China this month, according to Chinese media reports. Local industry insiders were quoted by state-run China Daily as saying Wednesday that "based on past experience, the official appearance of iPhone 5 (can) be expected in (the) Chinese mainland in October." China Daily noted that Apple's iPhone 5 got the government's 3C, or China Compulsory Certification, on Sept. 24. The approval is valid for five