BYD is known for its affordable EVs, such as the Seagull, which is sold for under $10,000 in China.VCG/VCG via Getty ImagesBYD has just notched another big victory in its fight to overtake Elon Musk.The Chinese EV maker's quarterly revenues outstripped Tesla's for the first time.BYD is reaping the benefits of its lineup of affordable EVs and hybrids and is eyeing global expansion.BYD has just scored another victory in its battle to overtake Tesla.The Chinese EV giant said in its third-quarter earnings on Wednesday it had surpassed Tesla's revenues from EV sales for the first time.BYD recorded revenues of 201.1 billion yuan ($28.2 billion) in the three months to September 30, up 24% from the same quarter last year.