Soldering Technology, Tin Leads The FutureOne Stop Electronic Tin Soldering Solution Supplier

Solder paste
Solder paste
Solder paste

A Decade of Resilience, A Lifetime of Soldering Dedication JJY: 17 Years of Precision-Tailored Soldering Solutions

Jiajinyuan12We have been dedicated to providing customers with suitable soldering solutions for many years

Since 2008, JJY has dedicated itself to delivering precision soldering solutions. From material innovation to process excellence, JJY drives efficiency and quality.

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Precision in Details | Craftsmanship in QualityJJY ensures rigorous process control and continuous refinement at every stage.

Solder Paste

    The solder joints are secure, shiny, and full; they leave very low residue, allowing for no-clean processing; they exhibit strong wettability and good solder climbing performance.
Lead-Free Solder Paste

Solder Wire

  • Stable performance and safe to use
  • The weld points are bright and the workmanship is excellent
  • It has good wettability and is easy to tin
  • Luoyang Iron has less scum and requires no cleaning
Lead-free Solder Wire

JJY: Industry Solutions

Focusing on Soldering R & D, Meeting Your Soldering Requirements Customize the formula according to your process requirements

Advanced R&D Team

Advanced R&D Team

Our experts tailor solder alloys, flux activity levels, cleaning methods, and specialty properties to your process. We optimize welding parameters and recommend application-specific solutions, boosting your first-pass yield.

Quality

Quality

5,000㎡ facility with ISO9001-certified and production & testing equipments.
Full-process inspection: raw materials, processes, and finished products.
SGS-certified eco-compliance: ROHS, REACH, ELV.

Experience

17 Years Experience

High-purity tin with lower dross rate than industry average.
Fast wetting | Robust & glossy joints | Zero defects (cold joints, bridging, collapse,etc.).
Factory-direct pricing for maximum cost efficiency.

Technical

Jiajinyuan Technical Support

Provide technical support: 24-hour response | 72-hour full resolution.
Free material replacement & solder dross recycling.
Pre-sales consultation & post-sales troubleshooting.

17 Years Deep in Soldering1,000+ Clients Trusted JJY’s dedication shines in every solution.

JJY Welcomes Polish Partners: Visit & Explore Global-Ready Soldering Solutions

JJY Welcomes Polish Partners: Visit & Explore Global-Ready Soldering Solutions

2023years4month23On this day, two Polish clients came from afar to visit our company for on-site inspection and investigation. These two clients have been in contact with our foreign trade salesperson for nearly some tim......

JJY | A German client was invited to our company for an on-site inspection

JJY | A German client was invited to our company for an on-site inspection

2023years4month19On this day, a client from Germany was invited to our company for an on-site inspection. In order to enable the client to have a comprehensive understanding of JJY's development history, business philoso......

JJY | European customers came to our factory for inspection and to discuss cooperation on the solder paste project

JJY | European customers came to our factory for inspection and to discuss cooperation on the solder paste project

2023years10month10On this day, we were very glad to welcome two European clients to Shenzhen JJY Industrial Technology Co., Ltd. for an inspection and to discuss cooperation on the solder paste project. This inspection p......

JJY Customer Case - A Certain Automobile Company in Shenzhen

JJY Customer Case - A Certain Automobile Company in Shenzhen

Intelligent vehicles are based on ordinary cars and are equipped with devices such as sensors, controllers, and actuators. They achieve intelligent information exchange with people, vehicles, roads, etc. through on-board......

JJY Customer Case - A Certain Outdoor lighting Company in Guangdong

JJY Customer Case - A Certain Outdoor lighting Company in Guangdong

Guangdong Outdoor Lighting Co., Ltd. specializes in providing customized mid-to-high-end outdoor landscape lights and is an LED landscape light manufacturer with over 10 years of production experience. We mainly provide ......

JJY Customer Case - A Certain Energy technology Company in Shenzhen

JJY Customer Case - A Certain Energy technology Company in Shenzhen

The welding process is a very important step in the production of solar cell modules. The production efficiency of this process will directly affect the qualification rate of solar cell modules. It is precisely because t......

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JJY News Center

01. 09

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inSMTIn surface mount processing, solder paste is widely used inPCBAAssemblyPCBA......

01. 03

What are the advantages of las......

With the rapid development of the electronics industry and the continuous advanc......