cardboard - Company Ranking(45 companies in total)

Last Updated：Jun 03, 2026 Aggregation Period:May 06, 2026〜Jun 02, 2026
This ranking is based on the number of page views on our site.

Company Name	Company information	Featured Products
Company Name	Company information	Product Image, Product Name, Price Range	overview	Application/Performance example
関西化工	Address Osaka/ number of employees 100 Business Activities 【Water Treatment Business】 ■ Design and construction of water treatment facilities - Construction for water quality improvement in aeration ... Key Partners	【New Arrival 200A!】Guerrilla Rainstorm Countermeasure 'Backflow Prevention Valve' 10,000 yen-100,000 yen	For more details, please download the catalog or feel free to contact us.	For more details, please download the catalog or feel free to contact us.
		PVC air volume control damper 10,000 yen-100,000 yen	【Product Lineup (Excerpt)】 ■ Dampers (Type P and Type S) 　・S-50 　・P-50 ■ Volume Dampers (Type S) 　・S-75 　・S-100 ■ Volume Dampers (Type F-5K,...	For more details, please refer to the PDF document or feel free to contact us.
		FRP checker plate 10,000 yen-100,000 yen	【Other Features】 <SS + Plated> ■ Excellent load-bearing performance ■ Suitable for manholes in parking lots <FRP (for heavy vehicle use)> ■ ...	【Solving such problems】 ■Odor diffusion ■Mass occurrence of insects ■Risk of falling *For more details, please refer to the PDF materials o...
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