A total of 95 Chinese companies have made it onto the list of Fortune 500 companies compiled by Fortune magazine, with combined gross revenue of $5.2 trillion, or 17 percent of the Fortune 500's total revenue.

The list, ranked by companies' gross revenue, showed that in 2012, China Petrochemical Corp (Sinopec Group) had the largest revenue of $428.17 billion among all Chinese companies. China National Petroleum Corp was close behind, with annual revenue of $408.6 billion.

Sinopec Group ranked fourth and China National Petroleum ranked fifth on the global list, each up by one spot from the previous year.