Group 1: Robotics Industry - Tangshan is home to 266 robotics companies as of 2025, forming a rapidly expanding innovation cluster [4] - Advanced technologies featured include undercarriage blow-off robots, aerial inspection drones, specialized track robots, and the "Huiyan" vision system [4] Group 2: Port Development - Tangshan Port handled a total cargo throughput of 652.76 million tonnes from January to September 2025, reflecting a year-on-year increase of 2.62 percent [4] - Caofeidian Port has enclosed conveyor systems capable of transporting up to 9,000 tonnes of iron ore per hour [4] - The port operations and industry are integrated into a unified system, enhancing the development of northern China [4] Group 3: Cultural and Tourism Sector - The Nanhu Lake Scenic Area has been transformed into a vibrant green space after ecological restoration [6] - The Tangshan Food Culture Museum preserves the city's culinary heritage, while Hetou Old Street showcases Tang Dynasty culture [6] - Hetou Old Street recorded a peak of 118,000 visitors in a single day during the National Day holiday, indicating its growing appeal [6]