Before issuing such a notice, it is recommended that you first confirm the company's internal policies and relevant labor laws and regulations to ensure that age is used as a screening condition in accordance with regulations to avoid possible discrimination. If it is confirmed that the activity is legal and in compliance with company regulations for employees under the age of 30, here is an example for your reference: ————————————————————— 【Notice of company employee travel and physical training camp activities】 Dear colleagues: In order to enrich everyone's spare time, enhance physical fitness and team cohesion, the company is about to organize an employee travel activity. This activity is specially tailored for colleagues under the age of 30. All employees who meet the age requirements can sign up to participate and enjoy the physical training camp specially arranged before the event for free. 【Activity Highlights】 1. Selected travel routes allow you to relax in a relaxed and pleasant atmosphere; 2. Professional physical training to help improve physical fitness and physique; 3. Communication and interaction between colleagues of younger ages to jointly create a dynamic team. 【Registration Conditions】 1. This activity is only for company employees under the age of 30; 2. Please submit your application within the specified registration time, and the specific arrangements will be notified later. [Registration Time] Registration start time: XXXX year XX month XX day Deadline: XXXX year XX month XX day [Notes] - Colleagues who meet the registration requirements, please fill in the registration form as required; - The company will arrange the event according to the actual situation after the registration deadline. If you have any questions, please contact the HR department or the person in charge of the event: XXX. Looking forward to your active participation and spending an unforgettable time together! ————————————————————— Warm reminder: Although this event is for a specific age group, please be sure to confirm the legality and compliance of the announcement content with the relevant departments before publishing it, and ensure that all information complies with the labor law and relevant company regulations.