1. Beijing Sanki Petroleum Technology Co. Ltd.
2. Bennett Pump Company
3. Censtar Science & Technology Corp. Ltd.
4. Dover Corporation
5. Eaton Sales and Service LLC
6. Gilbarco Veeder-Root Company
7. Hines Corporation
8. HongYang Group Co. Ltd.
9. Houpu Clean Energy Co. Ltd.
10. Jiangsu Furen Group Co. Ltd.
11. Krampitz Tanksystem GmbH
12. LANFENG TECHNOLOGY INC.
13. Lumen Instruments
14. Mepsan
15. Peltek India