Complex sentence: He first became part of the Anhui CPPCC provincial committee in 1997.From 20-2 to 2015he was an alternate member of the 16th and 17th CPC Central Committee.
Split into simpler sentences: He first became part of the Anhui CPPCC provincial committee in 1997. From 2002 to 2015, he was an alternate member of the 16th and 17th CPC Central Committee.