Great World Company Holdings Ltd, an investment holding company, provides advertising and targeted marketing services in the People's Republic of China. The company operates through four segments: Intelligent Advertising and Railroad Media Business; Agricultural, Forestry and Consumer Products Business; Supply-Chain Business; and Property Business. It is involved in mobile advertising media services for intelligent advertising and property market customers; railroad magazine distribution; e-commerce platform management; advertising and product sales services; sales of industrial, information technology, and other products; and related and development, and product manufacturing activities. The company cultivates forestry and wood material products, Chinese herbal medicine ingredients, and specialty agricultural by-products; and sells processed and prepackaged food/consumer products. In addition, it engages in property investment and development activities; and operation and management of residential and commercial properties. Further, the company involved in promotion and application of agricultural technologies; information consultation; and trading business. The company was formerly known as T S Telecom Technologies Limited and changed its name to Great World Company Holdings Ltd in November 2008. The company was founded in 1991 and is headquartered in Lai Chi Kok, Hong Kong.