Core Viewpoint - The company, Lian De Equipment (300545), has successfully shipped ultrasonic welding equipment related to its new solid-state battery technology to customers, showcasing its technological capabilities and commitment to providing better products and services [1] Group 1 - The company has responded to investor inquiries on September 15 regarding its solid-state battery technology [1] - The ultrasonic welding equipment has already been delivered to clients, indicating progress in the company's production and development efforts [1] - The company emphasizes its technological accumulation and advantages in continuously improving product offerings and customer service [1]