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Lan Shan Enterprise Co., Ltd. is a Taiwan-based reverse osmosis system, water purifier and hydrogen water generator manufacturer and supplier. We provide clean, healthy water solutions that support daily life, business operations, commercial and industrial processes.

Lan Shan products meet global standards and are certified by CE, WaterMark, NSF and multi products appearance and technical products patents.
Lan Shan company is certified ISO 9001, and WQA member - ensuring quality, safety, and compliance across all markets.

The three rising peaks in our logo represent the principles that guide us: dependable service, consistent product quality, and a dedication to innovation and progress.

Founded in 1993, Lan Shan has grown into a global manufacturer of reverse osmosis systems, water purifiers, and hydrogen water generators. Our products serve homes, offices, factory facilities, aquariums, clinics, laboratories, and commercial areas HORECA such as hotel, restaurant, food cafe service and industrial field operations – where clean, ultrapure water and reliable water is critical. Through Lan Shan own brand, OEM and ODM long-term partnerships across six continents like Asia, Europe, Australia, Africa, North and South Americas, we deliver smart filtration technologies backed by consistent high quality and responsive support.

Since 1993, Lan Shan has been manufacturing water purification systems in Taiwan - ensuring clean, great-tasting water for every application.