What is the fine-grained topic of the following text: More than 50 delegates were present in the Netherlands and were explained why the company has chosen the theme 'Bounce Back' for both the lecture tours, held in all continents all over the world, and for the upcoming International Animal Health and Nutrition Symposium in May this year. Only return the topic.
'Company's 'Bounce Back' Theme Explanation at International Lectures and Symposium'