Air release valve
Check valve
Fire hydrant，Foot valve

What We Offer

OUR PRODUCTS

Professional research, development, production and sales of various low and medium pressure valves

Foot Valve

Foot Valve

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BS750 Fire Hydrant

BS750 Fire Hydrant

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Fire Hydrant

Fire Hydrant

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Double Orifice Triple Function Air Valve

Double Orifice Triple Function Air Valve

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Single Orifice Triple Function Nonslam Air Valve

Single Orifice Triple Function Nonslam Air Valve

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Heavy hammer swing check valve

Heavy hammer swing check valve

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Tilting Check Valve

Tilting Check Valve

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Double Eccentric Butterfly Valve

Double Eccentric Butterfly Valve

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About Us

LITTLE BOY

Zhengzhou Little Boy Valve Development Co., Ltd. is a joint-stock enterprise. Located in Gaoshan Town, 25 kilometers away from Zhengluo 310 National Road, it is a professional research, development, production and sales of various medium and low pressure valves. The products adopt GB,JB,ANSI,DIN,BS standard production. The products include: air valve, foot valve, (non)-rising soft seal gate valve, (non)-rising hard seal gate valve,

Company Profile

Why Choose Us

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LITTLE BOY

quality assurance

The company has a quality control and testing center, after-sales service and technical consulting center, with strong design, development and production capabilities.

productive power

From initial product design to qualified delivery, the entire product  production  process  is  strictly  in  accordance with the  ISO9001  international  quality  assurance  system for production and after-sales service.

Customized production

Products are widely used in petrochemical, water supply and drainage, natural gas, electric power, pharmaceutical and other industries.

24-hour after service

The products are mainly exported, sold to more than 30 countries in Europe, Africa, America and Asia, and are well received by customers.

NEWS EVENTS

Company News
Industry News
Understanding Threaded Exhaust Valves: A Key Component in Industrial Efficiency

Understanding Threaded Exhaust Valves: A Key Component in Industrial Efficiency

Understanding the Essential Role of Threaded Exhaust Valves in Maximizing Equipment Performance

Understanding the Essential Role of Threaded Exhaust Valves in Maximizing Equipment Performance Table of Contents Introduction to Threaded Exhaust Valves What Are Threaded Exhaust Valves? Types of Exhaust Valves in Industrial Applications Benefits of Using Threaded Exhaust Valves Applications of Threaded Exhaust Valves in Industrial Equipment Maintenance Best Practices for

Apr 19,2025

Understanding Threaded Exhaust Valves: Key Features and Applications

Threaded exhaust valves are critical components in various industrial applications, serving as vital mechanisms for managing the flow of gases in systems that require precise control. These valves are designed with external threads that allow for easy installation and secure connections, ensuring that they fit seamlessly into systems without the need for additional fittings. Understanding their fu

Apr 12,2025

Why Threaded Exhaust Valves Are Essential for Efficient Industrial Operations

Why Threaded Exhaust Valves Are Essential for Efficient Industrial Operations Introduction to Threaded Exhaust Valves In the realm of industrial operations, efficiency and reliability are paramount. One often-overlooked component that plays a vital role in maintaining these standards is the threaded exhaust valve. These valves help regulate the flow of gases and liquids in various systems, ensurin

Apr 05,2025

Understanding the Functionality and Benefits of Threaded Triple Function Air Valves

Threaded triple function air valves are integral components in various industrial systems, designed to manage and control the flow of air with precision. These valves serve three primary functions: directing airflow, isolating sections of a system, and regulating pressure. Their versatile nature makes them suitable for a wide range of applications, from pneumatic systems to complex automation setu

Mar 29,2025

How a Threaded Triple Function Air Valve Enhances Industrial Efficiency

How a Threaded Triple Function Air Valve Enhances Industrial Efficiency Table of Contents 1. Introduction to Threaded Triple Function Air Valves 2. Understanding the Design of Threaded Triple Function Air Valves 3. Functionality of Threaded Triple Function Air Valves 3.1 Air Control Mechanisms 3.2 Pressure Regulation Capabilities 3.3 Multip

Mar 22,2025

Exploring the Benefits and Applications of Threaded Triple Function Air Valves

Threaded triple function air valves are essential components in pneumatic systems, designed to control the flow of air in various applications. Their primary functions include controlling the direction of air flow, regulating pressure, and providing on/off control. This multifunctionality makes them invaluable in industrial settings where precision and reliability are paramount. One of the key adv

Mar 15,2025

Understanding the Benefits of a Threaded Triple Function Air Valve: A Comprehensive Guide

Understanding the Benefits of a Threaded Triple Function Air Valve Introduction to Threaded Triple Function Air Valves In the realm of industrial equipment and components, the efficiency of pneumatic systems largely depends on the functionality of various valves. Among these, the **threaded triple function air valve** stands out due to its versatility and effectiveness. This article aims to delve

Mar 08,2025

Understanding Swing Check Valves: Essential Insights for Industrial Applications

Swing check valves are integral components in various fluid systems, designed to prevent backflow and ensure the unidirectional flow of liquids and gases. These valves operate using a hinged disc that swings open under forward flow pressure and closes when flow reverses, effectively blocking backflow. This mechanism is particularly advantageous in applications where backflow could cause contaminat

Mar 01,2025

The Best Practices for Swing Check Valve Selection and Installation

The Best Practices for Swing Check Valve Selection and Installation Table of Contents 1. Introduction to Swing Check Valves 2. Importance of Proper Swing Check Valve Selection 3. Key Factors to Consider When Selecting Swing Check Valves 3.1 Fluid Characteristics 3.2 Pressure and Temperature Ratings 3.3 Material Selection 3.5 Valve Size and Piping Configuration 4. Types of Swing Check Valves 4.1 St

Feb 22,2025

Understanding Swing Check Valves: Essential Components for Efficient Fluid Flow

Swing check valves are critical components used in various industrial applications to manage fluid flow. As a type of check valve, they are designed to allow fluid to flow in one direction while preventing reverse flow. This is essential for maintaining the integrity and efficiency of fluid systems, particularly in applications involving liquids or gases. The primary mechanism of a swing check val

Feb 15,2025

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