Central Development Holdings Ltd is principally engaged in the Jewelry business and Solar energy business segments. The Jewelry business segment involves in the wholesale of jewelry. Its Solar Energy business segment includes manufacturing and sales of solar cooling intelligent technology products using thermal cooling-stored pipes and sales of solar photo-voltaic modules and components and provision of energy efficiency analysis and technology improvement advisory services on solar energy projects. The company generates maximum revenue from the Solar Energy business segment. Geographically, it derives a majority of revenue from Hong Kong.