# From drawings to stable mass production.

For almost three decades, Quintex has worked alongside international OEMs to refine designs, improve manufacturability and support stable mass production. Geometry, machine access, wall thickness and production stability are reviewed early to reduce downstream manufacturing risk.

**Quintex Ltd.** (quintex.com.tw) is a Taiwan-managed precision investment casting and CNC machining manufacturer for international OEMs — not a materials trader. Headquarters: No. 68, Lane 1150, Zhonghua Road, Zhubei City, Hsinchu County, Taiwan 302057. ISO 9001, IATF 16949, Volkswagen-approved.

Materials: Stainless steel, Carbon & low-alloy steel, Duplex. Processes: Silica sol investment casting, Resin sand casting, CNC machining, Heat treatment. Envelope: 500×500×300mm, 30kg.

## Proven Capabilities

Decades of expertise in precision investment casting, serving the world's most demanding industries.

### Since 1998

Over 25 years of precision casting excellence

### 10+ FANUC 6-Axis Robots

Advanced automation for high-intensity processes

### Certified Quality

ISO 9001, IATF 16949 and Volkswagen-approved production

### 3 Foundries, 2 Countries

China capacity plus Vietnam expansion for China+1 sourcing

### Precision QC

Spectrometer, CMM, X-ray inspection

## Our Foundries

Three strategically located facilities across Asia, delivering precision castings to global markets.

### Acewell Zhongshan

ISO 9001 & IATF 16949 certified precision investment casting foundry with 54 CNC machining platforms

Zhongshan City, Guangdong Province, China. 380 employees · 2,000 tons/year · 54 CNC platforms.

- [Acewell Zhongshan foundry page](https://quintex.com.tw/en/foundries/acewell-zhongshan)

### Greatwell Huai'an

ISO-certified precision casting with 46 CNC platforms — serving automotive OEMs in Europe, America, and Japan

Huai'an City, Jiangsu Province, China. 260 employees · 1,500 tons/year · 46 CNC platforms.

- [Greatwell Huai'an foundry page](https://quintex.com.tw/en/foundries/greatwell-huaian)

### Acewell Vietnam

Taiwan-managed investment casting facility in Vietnam — your China+1 supply chain diversification partner

Hung Yen Province, Hung Yen, Vietnam. production from 2027.

- [Acewell Vietnam foundry page](https://quintex.com.tw/en/foundries/acewell-vietnam)

## Product Catalogue

From EGR components to precision valve parts—explore our extensive range of investment castings.

### EGR Components

Automotive exhaust-gas recirculation valve bodies and housings.

- [EGR components](https://quintex.com.tw/en/products/egr-components)

### Impellers

Pump and turbine impellers with CNC finish.

- [Impellers](https://quintex.com.tw/en/products/impellers)

### Valve Components

Industrial valve bodies, bonnets, seats, and stems.

- [Valve components](https://quintex.com.tw/en/products/valve-components)


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