Wing Kit Wu

Rentian Technology Holdings Ltd. is an investment company. It operates through the following segments: Human-Machine Interactive Devices (HMID), Internet-of-things Solution, Intelligent Documentation Service (IDS), and Investing. The Human-Machine Interactive Devices segment relates to the development of terminal hardware, software and services application for treasury and taxation, finance, education, and other key industries. The Internet-of-things Solution segment refers to cloud computing and data processing and analysis; telecommunication infrastructure and technologies; and terminal computing for corporate internet-of-things systems. The Intelligent Documentation Service segment provides specialized services to accelerate document-driven business processes. The Investing segment refers to investment in mid and small caps. The company was founded on September 10, 1998 and is headquartered in Hong Kong.

Brightoil Petroleum (Holdings) Ltd. engages in the exploration and development of oil and gas fields. It operates through the following business segments: International Trading and Bunkering Operation, Marine Transportation Operation, Upstream Crude Oil Business, Upstream Natural Gas Business, and Direct Investments. The International Trading and Bunkering Operation segment involves in the international supply of petroleum products and provision of marine bunkering. The Marine Transportation Operation segment offers marine transportation services of fuel oil or crude oil internationally. The Upstream Crude Oil Business segment includes crude oil development, production, and sales operation. The Upstream Natural Gas Business segment comprises of natural gas development, production, and sales operation. The Direct Investments segment provides investment in listed and unlisted equity and debt securities. The company was founded in 1992 and is headquartered in Hong Kong.