Japan
Sumiwaka is a Japanese company specializing in the sales of construction materials. It offers various types of bone materials and sand for construction purposes. It provides various transportation options, from small vehicles to dump trucks, to meet the customers' needs. Moreover, Sumiwaka operates a DIY department that sells building materials and garden products for home stores. The company is known for its high-quality products with excellent price-performance ratio and always provides this stability. The company was not founded in a specific year, but it has multiple locations in Japan, including a main office in Akakawa, Hyogo Prefecture. Sumiwaka is a member of various classes and certifications that guarantee its quality.
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