SWOT Analysis of Sinopec For a long time, different companies have been trying to come up with ways of improving their service delivery, taking advantage opportunities and beating competition. The companies have over the years put into action the management techniques. (Ferrell et al., 2011). One of these companies is China Petroleum & Chemical Corporation (Sinopec). Sinopec is a vertically integrated company where a state owned company, China Petrochemical Corporation (Sinopec Group) holds 78.5% stakes of the company. Sinopec involves itself in exploration, production, refining, marketing, and distribution of oil and natural gas. It’s the largest company in China that deals with oil and gas production and distribution.