Tesla on Friday announced a revamped version of its popular Model Y in China, as the U.S. electric car giant looks to fend off challenges from domestic rivals.The Model Y will start at 263,500 Chinese yuan ($35,935), with deliveries set to begin in March. A spokesperson for Tesla China said that the new Model Y is only open for pre-sale in the Chinese market, rather than being launched globally.Tesla's Model Y refresh comes after the auto giant this month reported its first ever annual decline in overall de ...