| Company Name | Kyuhai Tech Co.,Ltd. |
| Address | 6-3-32 Itazuke, Hakata-Ku, Fukuoka City, Fukuoka, Japan |
| Capital | 10,000,000 Yen |
| Established | February 1970 |
Officially Designated Construction Company by Fukuoka City Water Works Bureau and Saibu Gas Co., Ltd.
Subcontractor of Kyushu Electric Power Company, Inc.
Acquired ISO9001 in November, 2004
| Plumbing and Construction Management Exam First Grade | 3 Engineers |
| Plumbing and Construction Management Exam Second Grade | 6 Engineers |
| Chief Water Supply Equipment Engineer | 11 Engineers |
| Category 1 Fire Protection Engineer | 3 Engineers |
| Drainage Appliances Responsible Technical Manager | 3 Engineers |
| Supervising Engineer | 2 Engineers |
| Category 2Electrician | 10 Engineers |
| Liquefied petroleum gas Engineer | 33 Engineers |
| Gas Appliances Setting Specialist | 2 Engineers |
| JGA First Category Inner Tube Construction Engineer | 15 Engineers |
Saibu Gas Company Specific Qualification
| Equipment System Designer First Grade | 10 Engineers |
| Qualified Engineer for Inner Tube Construction | 11 Engineers |