The sewerage exhibition took place in Sapporo this year from August 1 to 4th. Because of multiple events in Sapporo like All Japan High School Athletic Federation competition, it was almost impossible to find a hotel in town…
下水道展2023 札幌ドーム
The sewerage exhibition took place in Sapporo this year from August 1 to 4th. Because of multiple events in Sapporo like All Japan High School Athletic Federation competition, it was almost impossible to find a hotel in town…
AS Consultants Co., Ltd. 