Complex sentence: Bishkek is also the administrative centre of Chuy Province which surrounds the city, even though the city itself is not part of the province but rather a province-level unit of Kyrgyzstan.
Split into simpler sentences: Bishkek is also the administrative centre of Chuy Province. The province surrounds the city, although the city itself is not part of the province, but rather a province-level unit of Kyrgyzstan.