Sigenergy (06656.HK) broke ground on June 29, 2026, on Phase II of its Nantong Intelligent Energy Center and a new joint venture production facility for energy storage structural components. Located in the Nantong Sutong Science and Technology Industrial Park, the expansion marks a major milestone in scaling the company’s AI-driven smart manufacturing and global supply chain. The completion of Phase II will bring the Nantong manufacturing base to nearly 400,000 square meters, serving as Sigenergy's global manufacturing hub for residential, commercial, industrial, and utility-scale energy storage products.

Joint Venture Production Facility

Simultaneously, Sigenergy broke ground on its joint venture with Xianghua Hardware Technology. This 170,000-square-meter facility will boost Sigenergy’s in-house capabilities in high-precision sheet metal, die-casting, and injection molding. The expansion provides a robust manufacturing foundation for its next-generation premium storage hardware.

Strategic Expansion and AI Integration

Founder and CEO Tony Xu stated that the launch of Phase II and the joint venture project is a strategic expansion to meet global, all-scenario energy storage demands. The company plans to integrate AI, big data, and self-developed digital systems across its entire production, quality control, and logistics pipeline to build a smart, highly reliable factory. The groundbreaking ceremony was attended by senior government officials along with Sigenergy leadership and key industry partners.