Simplify the following text for a Grade 8 native English-speaking person.
Original: Yao , who was born in Shanghai , started playing for the Shanghai Sharks as a teenager , and played on their senior team for five years in the Chinese Basketball Association ( CBA ) , winning a championship in his final year .
Simplified: Yao was born in Shanghai , People 's Republic of China . He started with the Shanghai Sharks as a teenager and played on their senior team for five years in the Chinese Basketball Association ( CBA ) .