Ma Yongsheng

Ma Yongsheng serves as Chairman of China Petroleum & Chemical Corporation (Sinopec), the world's largest oil refiner by throughput and one of China's three state-owned oil majors (alongside PetroChina/CNPC and CNOOC). Sinopec's operations span the full petroleum and petrochemical value chain: upstream exploration and production (though smaller than PetroChina's E&P), refining (processing over 250 million tonnes of crude annually across more than 30 refineries), petrochemicals (ethylene, synthetic resins, synthetic fibers, synthetic rubber), and marketing and distribution (30,000+ service stations — China's largest fuel retail network). Sinopec's business is dominated by refining and marketing — unlike PetroChina which is more upstream-weighted, Sinopec's profitability is driven by refining margins (the difference between crude oil costs and refined product selling prices) and fuel retail volumes. The company's massive service station network creates a unique retail infrastructure platform that is being leveraged for convenience stores, EV charging, and hydrogen refueling. The company is investing in energy transition — expanding hydrogen production, EV charging infrastructure, and biofuels — while maintaining its core fossil fuel operations. Key stock drivers include Chinese fuel demand growth, refining margins, crude oil prices, petrochemical cycle dynamics, service station retail evolution, hydrogen and EV charging investment, and Chinese government energy policy. The A-share (Shanghai) listing reflects domestic market dynamics.