Complex sentence: Phoenix created a line of teddy bears adorned with the Union Jack, along with bags featuring red buses; while the teddy bears sold well once the initially very high price was reduced, they had quality control issues with their bags.
Split into simpler sentences: Phoenix created a line of teddy bears adorned with the Union Jack, along with bags featuring red buses. Although the men sold the teddy bears for a very high price, they soon enjoyed better sales with them after reducing the price, yet faced quality control issues with their bags.