Company
Profile

Since 1997
Precision Welding, Machining, and Custom Services
SinCi was established in 1997 and is now located in the Taichung Industrial Zone. Our company specializes in precision filler welding and machining. With advanced automation facilities and digital production management systems, we deliver high-quality results and reliable OEM and ODM services to meet diverse requirements.
 

Comprehensive Solutions

From Concept to Mass Production
More than a manufacturer, SinCi serves as a trusted partner, guiding clients through product development and production challenges with advanced welding technology. Throughout the development process, clients often face the following issues:
01
Design-to-Manufacturing Gap
While a component may be feasible on paper, it may encounter machining constraints or material deformation during actual production.
02
Accumulated & Assembly Tolerances
Tolerance stacking across multiple components can compromise final product precision and stability.
03
Material & Machining Variations
Distinct material properties, including thermal expansion, hardness, and machining behavior, may have a significant influence on consistency and durability.
04
Production Yield & Cost Control
Maximizing yield, minimizing waste, and streamlining processes remain critical for cost-effective production.
Integrating Precise Tolerance Management, Advanced Automation, and Streamlined Manufacturing Processes
By addressing potential challenges early in the design phase, we ensure a smooth transition from concept to production. SinCi aims to help clients shorten development cycles, reduce costs, and achieve superior product quality and reliability with revolutionary welding technology.

Quality & Sustainabilit

Commitment to Excellence
We leverage Six Sigma, a management technique that aims to improve business processes, to continuously enhance manufacturing processes and product quality, aiming to set industry standards. At the same time, we prioritize ESG principles, actively promoting energy efficiency, carbon reduction, material recycling, and eco-friendly production practices to align business growth with corporate social responsibility.
Intellectual Property Protection
A Trusted Partnership
Beyond providing high-quality manufacturing and technical services, we strictly protect clients’ intellectual property rights, ensuring that product information and technical data remain confidential to foster long-term, stable partnerships.
With our technical expertise and comprehensive solutions
Let’s work together to create more efficient, competitive, and innovative products for the global market!
End-to-end design solutions with full confidentiality and IP protection.
End-to-end design solutions with full confidentiality and IP protection.
End-to-end design solutions with full confidentiality and IP protection.

History

1997

DER YEN Precision Industry Co., Ltd., engaged in spot welding processing.

1998

The welding of industrial auto parts, QSI, ISO management counseling, and the development of quality processes, standardization and introduction of microcomputer machines, and automobile factories Synchronous management.

2000

It was introduced into a small number of argon welding robots and precision argon welding automated.

2001

The 3D drawing design was introduced, and the mold design was synchronized with the manufacturer. Started.

2003

The second plant was expanded, and the Phillips plasma TV stand and the US Weber oven gas pipe parts.

2005

The second floor of the second plant was added to expand the plant capacity and increase the precision parts.

2006-2007

We increased the procurement of substitute materials and the processing of the entire group to the surface coating, reduced the administrative cost of customers, strengthened the control of product quality, and increased the competitiveness of products in the market.

2008

The design department was added to assist customers in product development. And began to introduce laser welding technology.

2013

The company moved to the No. 18 , Gongyequ 23rd RD, Nantun Dist., Taichung City 408., Taiwan ROC to expand its production capacity, service and quality work environment.

2015

Since August 2015, changed company name to "SIN CI Enterprise CORP."

2018

Aiming at the international trend, we accept 3D design drawings, develop collaboratively, and assemble in one stop.

2025

So far, relying on its own development experience, it has gradually become an expert in customized solutions.

Contact us
Unlock Tailored Welding Solutions
Engage with our expert engineers for in-depth consultations and customized technical advice on the welding process.