Complex sentence: In 2003, Chan made a guest appearance in "The Twins Effect", which was produced and distributed by EMG, and his next film, "The Medallion", was also made in association with the company.
Split into simpler sentences: In 2003, Chan made a guest appearance in "The Twins Effect", a film produced and distributed by EMG. His next film, "The Medallion", was also made in association with the company.