 |
 |
Hiyoshi provides total support and maintenance. |
 |
| We provide plant operation for drinking and sewage water treatment, waste treatment, domestic and industrial waste water with our know-how technique acquired from over 50 years of experience and experienced technical staffs. We provide services for achieving regulated standard as well as proposing and conducting improvement in cost reduction. We also provide industrial chemicals for infrastructure operation. |
|
 |
|
|
|
|
|
 |
|
 |
|
|
|
 Maintenance of Water and Sewage plant and Swimming Pool |
|
 Maintenance of Industrial and Domestic Waste Treatment Plants |
|
 Maintenance of Industrial and Domestic Waste water Treatment Plants |
|
 Maintenance of General and Specific Building |
|
 Maintenance of Environmental Measurement Devices |
|
 |
|
|
|
 |
|
 |
|
|
|
|
|
