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Company Profile

Qi Siyin was founded in 2015 to meet the growing demand for rapid prototyping and low-volume production of high-quality plastic and metal parts. We are committed to providing fast and accurate prototyping solutions to help global innovators accelerate product development.

With deep expertise in advanced plastics, metals, and cutting-edge technologies such as 3D printing and CNC machining, we focus on transforming concepts into functional prototypes and low-volume production.

We serve industries such as automotive and medical devices, working closely with customers at every stage from initial design verification to scalable manufacturing. We ensure seamless iteration, high quality, and fast delivery.

Our Manufacturing Plants

We design, develop, manufacture and supply products for a wide range of clients in a wide range of industries. We build the future of all industries in high-tech, robotics, transportation, traditional equipment, consumer products, aircraft, and undertake projects for enterprises and government departments.

We focus on providing prototyping, CNC machining, 3D printing, mold making, metal manufacturing, vacuum casting, and die casting services to global customers.

What engineers use QSY for?

Rapid tool shop and rapid injection molding

Rapid CNC milling of metals Rapid metal

work and sheet metal prototyping

Plastics machining and finishing + assembly

3D printing, vacuum casting, RIM

Engineering and project management

30
+
Years experience
100
+
Advanced machines
1000
+
Projects
98
%
Customer satisfaction rate
97
%
Yield