Shiga Pipe Industry specializes in HDPE water supply pipes, steel-reinforced polyethylene composite pipes, HDPE double-wall corrugated pipes, steel tape-reinforced polyethylene spiral corrugated pipes, high-density polyethylene plastic steel braided drainage pipes,クラ管 (HDPE braided structure wall pipes type B), carbon corrugated pipes, power conduits, prestressed pipes for bridges, pool inlet pipes for paddy fields, and related pipeline fittings. These products are widely used in urban water supply, drainage, and sewage projects, agricultural sprinkler, drip irrigation, and water-saving irrigation projects, water diversion and sand control projects, oil pipelines, low-voltage power and communication optical cable sheaths, etc. They are products for municipal engineering, new district support, industrial and mining construction, and shantytown renovation. These products are characterized by light weight, corrosion resistance,低温 resistance, no leakage, low cost, and long service life, are recyclable, and meet the requirements for building a resource-saving society and developing a circular economy. They are alternative products to concrete pipes and cast iron pipes.