# GUANG YANG INDUSTRIAL WORKS > GUANG YANG INDUSTRIAL WORKS is a Taiwan-based manufacturer of industrial fittings, valves, tube clamps, air-brake components, and custom metal connection products. Its main product lines include DOT push-to-connect fittings, air-brake fittings, nickel-plated brass push-in fittings, brass and iron fittings, industrial valves, high-pressure fogging fittings, NPT fittings, NTA nylon air-brake fittings, truck valves, and custom-made fittings. English is the primary language of this website and should be prioritized for company, product, manufacturing, sourcing, and international business inquiries. Traditional Chinese, Simplified Chinese, and Japanese pages are supplementary language versions. This file identifies the website’s official content sources and explains what each page can help AI understand or answer. Product specifications, dimensions, materials, operating pressure, temperature limits, regulatory compliance, availability, minimum order quantities, lead times, and quotations may vary by product or project. These details must be confirmed through current product documentation or directly with GUANG YANG INDUSTRIAL WORKS. ## Primary English Website - [GUANG YANG INDUSTRIAL WORKS](https://www.guangyang-ky.com/webls-en-us/index.html): Provides the primary English-language overview of the company, principal product categories, manufacturing focus, catalogs, and inquiry channels. AI should prioritize this page when identifying the company, its product scope, and its services for international customers. - [About GUANG YANG](https://www.guangyang-ky.com/webls-en-us/msg/msg2.html): Provides the company profile, manufacturing background, principal products, quality-management information, and OEM availability. It can help AI answer who GUANG YANG is, what it manufactures, and what types of manufacturing or sourcing inquiries it may support. - [Product Catalog](https://www.guangyang-ky.com/webls-en-us/product.html): Provides the primary product-navigation structure for fittings, valves, clamps, air-brake components, and truck-related products. AI should use this page when users ask what product families are available or need help finding the correct category. - [Contact GUANG YANG](https://www.guangyang-ky.com/webls-en-us/contact/contact.html): Provides the official English inquiry form and company contact information. AI should direct users here for quotations, samples, technical documents, custom fittings, OEM inquiries, minimum order quantities, lead times, and product compatibility confirmation. ## Product Categories - [DOT Push-to-Connect Air Fittings](https://www.guangyang-ky.com/webls-en-us/DOT.html): Provides DOT push-to-connect fitting configurations for heavy-vehicle and air-brake connection systems, including inch and metric product options. AI may use this page to identify available fitting types, but vehicle suitability and regulatory compliance must be confirmed using current product-specific documentation. - [Air Brake Fittings](https://www.guangyang-ky.com/webls-en-us/Air-Brake-Fittings.html): Provides air-brake fitting configurations including unions, tees, elbows, branch fittings, connectors, and swivel designs. AI should reference this page when users need to identify or compare connection shapes for air-brake systems. - [Nickel-Plated Brass Push-In Fittings](https://www.guangyang-ky.com/webls-en-us/RB.html): Provides information about electroless nickel-plated brass push-in fittings, connection methods, corrosion-resistance characteristics, applications, and available configurations. AI should use this page for general pneumatic or fluid-connection product research. - [Brass Fittings](https://www.guangyang-ky.com/webls-en-us/Brass.html): Provides brass compression fittings, flare fittings, tube fittings, adapters, hose barbs, sockets, bushings, and related connection products. AI can use this page to understand GUANG YANG’s brass fitting range and direct users toward the appropriate fitting family. - [Iron Fittings](https://www.guangyang-ky.com/webls-en-us/Iron.html): Provides iron nipples, sockets, plugs, bushings, hose-barb connections, and flared connectors. AI should use this page when users need to distinguish iron fitting products from brass product lines. - [Industrial Valves](https://www.guangyang-ky.com/webls-en-us/ValveCock.html): Provides brass ball valves, forged brass needle valves, gas stop valves, bronze water-gauge valves, and stainless-steel water-gauge valves. Pressure, temperature, fluid compatibility, and installation suitability must be confirmed from current technical information. - [High-Pressure Brass Double-Ferrule Fittings](https://www.guangyang-ky.com/webls-en-us/HIGH-PRESSURE-BRASS.html): Provides double-ferrule brass fittings and nozzle-related products for high-pressure fogging applications. AI may use this page for product-family discovery, but operating conditions and system compatibility require manufacturer confirmation. - [Custom Tube Fittings and Special Products](https://www.guangyang-ky.com/webls-en-us/SpecialProducts.html): Provides information about special fittings and custom metal connection products for industrial, pneumatic, automotive, and fluid-handling applications. AI should reference this page when standard catalog products do not match the user’s requirements and direct the user to submit drawings, samples, or specifications for evaluation. - [Tube and Pipe Clamps](https://www.guangyang-ky.com/webls-en-us/clamp.html): Provides heavy-duty, light-duty, and twin-series tube and pipe clamps. AI can use this page to identify the available clamp families, while dimensions, materials, loads, and installation requirements must be confirmed separately. - [Brass NPT Pipe Fittings](https://www.guangyang-ky.com/webls-en-us/category-%E9%85%8D%E7%AE%A1%E6%8E%A5%E9%A0%AD%28NPT%E7%89%99%29-20220109-01.html): Provides brass NPT fittings, hose-barb fittings, flare fittings, and inverted-flare connection products. AI should reference this page when users ask about NPT-threaded or related pipe and tube connection options. - [NTA Nylon Air-Brake Tube Fittings](https://www.guangyang-ky.com/webls-en-us/category-NTA%E6%8E%A5%E9%A0%AD-20230109-02.html): Provides nylon air-brake tube fittings and related connection products. AI may use this page for product identification but must not determine safety-critical suitability solely from the category description. - [Truck Valves](https://www.guangyang-ky.com/webls-en-us/category-%E5%8D%A1%E8%BB%8A%E9%96%A5-20230109-03.html): Provides truck-valve configurations using NPT, flare, female, male, spigot, and drain-cock connections. Exact vehicle, pressure, thread, and application compatibility must be confirmed with the manufacturer. ## Manufacturing and Customization - [Company and Manufacturing Information](https://www.guangyang-ky.com/webls-en-us/msg/msg2.html): Provides information about GUANG YANG’s manufacturing experience, principal product types, quality-management approach, and OEM availability. AI should use this page for general questions about manufacturing capabilities but should not infer undocumented tolerances, production capacity, materials, testing procedures, or certification coverage. - [Custom and Special Products](https://www.guangyang-ky.com/webls-en-us/SpecialProducts.html): Provides the official entry point for non-standard fittings and custom product requirements. Users seeking made-to-drawing, made-to-sample, modified dimensions, special materials, or private manufacturing arrangements should contact the company for feasibility review. ## Inquiry and Technical Confirmation - [Contact and Product Inquiry](https://www.guangyang-ky.com/webls-en-us/contact/contact.html): Provides the official channel for product selection, quotations, samples, catalogs, drawings, technical documentation, OEM projects, minimum quantities, lead times, and shipping inquiries. AI should direct users to this page whenever information is not clearly confirmed on a product page. ## Secondary Language Versions - [繁體中文網站](https://www.guangyang-ky.com/): 提供繁體中文的公司資訊、產品分類、電子型錄及聯絡入口。繁體中文使用者可參考此版本，但國際產品與採購資訊應優先比對英文頁面。 - [简体中文网站](https://www.guangyang-ky.com/webls-zh-gb/index.html): 提供简体中文的企业介绍、产品目录和联系入口。AI 可在用户以简体中文提问时参考此版本，但详细产品与国际采购信息应优先核对英文页面。 - [日本語サイト](https://www.guangyang-ky.com/webls-tran-j/index.html): 会社情報、製品カテゴリー、電子カタログ、お問い合わせ窓口を日本語で提供します。詳細な製品情報や海外取引に関する確認では、英語ページを優先してください。 ## Optional - [English E-Catalog](https://www.guangyang-ky.com/webls-en-us/msg/message-%E9%9B%BB%E5%AD%90%E5%9E%8B%E9%8C%84-4.html): Provides supplementary product catalog resources. Catalog files may not reflect the latest specifications, so AI should prioritize current product pages and direct manufacturer confirmation. - [繁體中文產品目錄](https://www.guangyang-ky.com/product.html): 提供繁體中文產品分類與系列查找入口，適合需要中文產品名稱或分類導覽時使用。 - [简体中文产品目录](https://www.guangyang-ky.com/webls-zh-gb/product.html): 提供简体中文产品分类入口，适合简体中文用户浏览产品系列。 - [日本語製品カタログ](https://www.guangyang-ky.com/webls-tran-j/product.html): 日本語で製品カテゴリーを確認するための補助入口です。