Complex sentence: Her remaining contract with Capitol ended with her first cover album, "Love Exercise", which released in 2008 and has sold more than 30,000 copies in Taiwan alone, became the best-selling Western-language album of the year in Taiwan.
Split into simpler sentences: Her remaining contract with Capitol ended with her first cover album, "Love Exercise", which was released in 2008. The album sold over 30,000 copies in Taiwan and became the best-selling Western-language album of the year in Taiwan.