Rank;Global Rank;Institution;Country;Sector
1;18;China National Offshore Oil Corp *;CHN;Companies;
2;51;State Grid Corporation of China *;CHN;Companies;
3;509;China Petroleum and Chemical Corporation *;CHN;Companies;
4;548;Petrobras, Brazil;BRA;Companies;
5;599;Marine Design and Research Institute of China;CHN;Companies;
6;615;China National Petroleum Corp *;CHN;Companies;
7;635;Wuhan Textile University;CHN;Companies;
8;719;PowerChina Huadong Engineering Corp Ltd, China;CHN;Companies;
9;747;PetroChina Co Ltd;CHN;Companies;
10;824;China Three Gorges Corp;CHN;Companies;