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Reliable Gas Safety Solutions
from China

Ningbo Shine Metal Products Co., Ltd. (Brand "SANQIAO") is a leading manufacturer of gas stove flame-out protection devices, solenoid valves, and thermocouples. With over 12 years of expertise, we deliver high-quality, certified components trusted by global partners.

12+
Years Experience
10M+
Annual Output
12,000
㎡ Factory Area
6,800
㎡ Construction Area

About Ningbo Shine Metal

Founded in 2010, Ningbo Shine Metal Products Co., Ltd. (Brand "SANQIAO") is a modern enterprise integrating R&D, manufacturing, and trade of gas safety components. Located in Ninghai, Zhejiang — just 35km from Ningbo Airport and 90km from Ningbo Port — our strategic location ensures fast and efficient global shipping.

We specialize in gas stove flame-out protection devices, solenoid/magnetic valves, and thermocouple series. Our products meet international standards and are exported to Europe, America, Japan, and beyond. We serve renowned brands such as Japan's IWATANI, Spain's KATA, South Africa's UNIVA, and China's Kangbao, Shenzhou, and INSE.

  • ISO9001:2008 Certified
  • RoHS & CCC Certified Products
  • OEM/ODM Customization Available
Factory Overview

Our Quality Certifications

ISO9001:2008

RoHS Verified

CCC Certificate (Single Needle)

CCC Certificate (Double Needle)

National Gas Appliance Test Report

2020 Environmental Certificate

Our Products

SQ16.5-C Gas Stove Magnet Valve

SQ16.5-C Gas Stove Magnet Valve

High-performance solenoid valve for gas stove flame-out protection systems. Reliable magnetic control and durable construction.

SQ16.5-E Gas Magnet Valve

SQ16.5-E Gas Magnet Valve

Precision-engineered magnetic valve for gas safety control. Ideal for OEM integration in modern stoves.

SQ16.5-F Gas Burner Magnet Valve

SQ16.5-F Gas Burner Magnet Valve

Designed for high-temperature environments. Ensures automatic gas cutoff during flame failure.

SQ16.5-D Gas Safety Control Valve

SQ16.5-D Gas Safety Control Valve

Advanced safety valve with fast response time. Compliant with international gas safety standards.

SQ13.5-A Flameout Protection Heater Valve

SQ13.5-A Flameout Protection Heater Valve

Compact design for space-constrained installations. Used in water heaters and cooktops.

Thermocouple Series

Universal Thermocouple

High-accuracy temperature sensor for flame detection. Long and short pin types available.

Confinement-type Solenoid Valve

Confinement-type Solenoid Valve

Enhanced safety and efficiency in fluid control. Ideal for industrial and residential gas systems.

Custom OEM Solutions

Custom OEM/ODM Solutions

We develop and produce based on customer drawings or samples. Full R&D support available.

Why Our Clients Choose Us

Customization

Strong R&D team develops products from your samples or drawings. Fast turnaround for OEM/ODM projects.

Professional Manufacturing

Own factory ensures high quality and competitive pricing. Full control over production and QC.

Product Diversity

Wide range of solenoid valves and thermocouples to fit various gas stove models and safety systems.

High Capacity

Annual output exceeds 10 million sets. Capable of fulfilling bulk orders with consistent quality.

Global Service

Products exported to Europe, America, Japan, and more. Compliant with international safety standards.

Fast Shipment

Located just 90km from Ningbo Port — efficient logistics for fast global delivery.

Certified Quality

ISO9001, RoHS, CCC, and National Gas Appliance Test Reports ensure compliance and safety.

Trusted Partnerships

Long-term cooperation with IWATANI (Japan), KATA (Spain), UNIVA (South Africa), Kangbao, Shenzhou, INSE.

Frequently Asked Questions

Why do water heaters need a universal thermocouple?

A universal thermocouple ensures reliable flame detection in water heaters. It generates a small voltage when heated, keeping the gas valve open. If the flame goes out, the thermocouple cools and shuts off the gas, preventing leaks and ensuring safety.

How do long and short pin confinement-type thermocouples improve accuracy?

The pin length affects response time and positioning. Long pins reach deeper into the flame for faster detection, while short pins offer stability in compact systems. Both types are designed for precise thermal feedback in flame failure systems.

What are the benefits of confinement-type solenoid valves?

These valves offer improved sealing, faster response, and higher durability. They enhance safety by ensuring immediate gas cutoff during flame failure and improve efficiency with minimal power consumption.

Can you customize products based on our design?

Yes. We have a strong R&D team and can develop and produce products according to your drawings or samples. Contact us with your specifications for a quote.

Where is your factory located?

Our factory is located at 882 Shenzhen Changyang Industrial Zone, Ninghai County, Ningbo City, Zhejiang Province, China — just 90km from Ningbo Port for efficient shipping.

Get in Touch

We are committed to providing first-rate products and services. Whether you have a question, need a quote, or want to discuss a custom project, we're here to help.

Contact Information

Available via official website
+86-15968088291
882 Shenzhen Changyang Industrial Zone, Ninghai County, Ningbo City, Zhejiang Province, China

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