Sigenergy Technology Co Ltd (Ticker: 6656 HK) is a China-based leader in the green energy sector, specializing in "all-in-one" energy storage systems for homes and businesses. Its main product, SigenStor, is a modular battery system that combines solar power, electric vehicle charging, and backup energy into one stackable unit. The company has grown rapidly since its 2019 founding, capturing a significant share of the global market across 85 countries.

Sigenergy is scheduled to list on the Hong Kong Stock Exchange on April 16, 2026. The company is offering 13.57 million shares priced at HKD 324.20 each, aiming to raise approximately HKD 4.40 billion (about $561.88 million USD). This puts the company’s estimated valuation at roughly $5.78 billion USD.

According to its filings, Sigenergy intends to use the money from the IPO to fund research and development, expand its manufacturing capacity, and grow its brand globally. The company operates as an H-share entity (a Chinese company incorporated in mainland China but listed in Hong Kong). The deal is being managed by major financial institutions including BNP Paribas, CITIC Securities, and CICC.