SUNTHER has business connections with many famous overseas as well as domestic companies such as:

• Siemens
• GE
• Alstom
• ABB
• Electricite de France
• CLP
• Mitsui babcock
• State Grid Corporation of China
• China Southern Power Grid Co., Ltd (CSG)
• Shandong Electric Power Group
• Shandong Electric Power Construction Corporation
• SEPCO Nuclear Power Construction Group Company