2026-Botou Naisi Valve Manufacturing Co., Ltd.

Botou Naisi Valve Manufacturing Co., Ltd. is located in Botou, Hebei Province, reputed as the “Hometown of Foundry in China”. It is a professional manufacturer integrating R&D, production, sales and service of valves and pipeline accessories. Since its establishment, taking advantage of the Bohai‑Rim Economic Circle and Botou’s well‑developed machinery manufacturing industrial cluster, the company has devoted itself to the fluid control industry. We pursue high‑quality products with craftsmanship and build market credibility with integrity, and have become a trusted partner for water supply & drainage, HVAC, fire‑fighting, petrochemical and other industries. With a registered capital of RMB 5 million, the company owns standardized production bases and a professional technical team. Adhering to the business philosophy of “Quality as foundation, innovation as soul, service foremost”, we have built a full‑process quality control system covering R&D & design, precision casting, mechanical processing and finished‑product inspection. Production is carried out in strict accordance with domestic and international standards including GB and ANSI to guarantee stable performance and high reliability of every product. Our core products cover a complete range of pipeline supporting items such as various valves, cocks, plumbing pipe fittings, flanges, elbows, fire‑fighting pipe fittings, corrugated hoses and expansion joints. With complete specifications and fine quality, our products can meet fluid‑control and pipeline‑connection requirements under diverse working conditions and for different media. As a rising manufacturer, Naisi Valve keeps promoting technological innovation and process upgrading. Advanced production equipment and testing instruments are continuously introduced to optimize manufacturing procedures and improve processing accuracy, forming distinctive technical advantages in general‑purpose valves, pipe fittings and compensating components. Customer‑oriented, we provide both standard products and customized solutions. Thanks to reliable lead time, comprehensive after‑sales support and cost‑effective product packages, we have gained nationwide market recognition and established long‑term stable strategic cooperation with numerous engineering contractors, equipment manufacturers and distributors. Grounded in the present and looking ahead to the future, Botou Naisi Valve Manufacturing Co., Ltd. will stay true to its original aspiration in manufacturing and carry forward the craftsmanship spirit. We will increase investment in R&D, further focus on the segmented pipeline‑accessory sector, iterate products and optimize services continuously. We are committed to becoming a first‑class domestic solution provider for valve and pipe‑fitting systems, contributing expertise to national infrastructure construction, industrial development and urban operation & maintenance. We look forward to working with partners from all sectors to create value hand in hand.