Complex sentence: In October 2002, Xu returned to Silicon Valley and was appointed as eBay's Vice President of Engineering & Research and oversaw eBay search, listings and research labs, he founded eBay China development center in Shanghai, and India development center in Chennai.
Split into simpler sentences: In October 2002, Xu returned to Silicon Valley and was appointed as eBay's Vice President of Engineering & Research and oversaw eBay search, listings and research labs. He founded eBay China development center in Shanghai, and India development center in Chennai.