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Daiichi Shokai Co., Ltd. is a "comprehensive piping materials company" that wholesales piping components used in industrial complexes, manufacturing plants, and construction sites. While also functioning as a trading company, we offer unique products with high workability, such as the "octagonal threaded joint." We are pleased to announce the launch of our official online shop! We handle products such as SUS flanges, SUS threaded fittings, iron welded joints, and iron flanges. With the ability to easily purchase products, we encourage you to take advantage of our services.