Manufacturer profile

Qiying Prototypes

Dongguan, China · Vacuum casting ↗

Dongguan prototype shop led by vacuum casting and RIM, also milling CNC parts up to 3000×1200×850 mm.

Max size: 3000×1200×850 mm ↗
Tightest tolerance: ±0.05 mm ↗standard, metals
Fastest lead time: 1 day ↗
MOQ: No MOQ ↗

Overview

Services

Offers vacuum casting, CNC machining, sheet metal, 3D printing and injection molding / rapid tooling, plus DFM review. Listed finishes include anodizing, bead/sand blasting and black oxide. ↗ ↗

Quality control

Inspection equipment listed includes roughness tester. ↗

Delivery

Takes prototypes, low-volume runs and mass production. Lead times from 1 day. ↗

Processes ↗: Vacuum casting
CNC machining
Sheet metal
3D printing
Injection molding / rapid tooling
Materials ↗ ↗: Aluminum
Stainless steel
Carbon/alloy steel Q235/4140
Titanium Ti6Al4V/Grade5
Brass
Copper
Magnesium
Silicone/LSR
Carbon fiber
Ceramic
Industries ↗: Aerospace
Medical
Automotive
Robotics
Consumer electronics
New energy/EV
Semiconductor
Defense
Certificates (listed on site) ↗: ISO 9001
ISO 13485
ISO 14001
ISO 27001
IATF 16949
AS9100

About Qiying Prototypes

What they do

Qiying Prototypes is a Dongguan-based vacuum casting shop, with a 20,000 m² plant. It also lists CNC machining, sheet metal, 3D printing, injection molding and rapid tooling as services; materials include aluminum, brass, copper, magnesium, stainless steel, steel. The site pitches prototype, low-volume, mass production runs for aerospace, medical, automotive, robotics, consumer electronics. ↗ ↗

What’s different

Largest stated work envelope: 3000×1200×850 mm (stated on cnc-machining-china). ↗
Also runs RIM, which few of the 100 sites list. ↗
Uncommon materials named: ceramic, beryllium. ↗

Full specifications

Values as stated on the manufacturer’s website. The link icon next to a value opens its source page.

Capabilities
Max axes	5-axis
Max part size	3000×1200×850 mm (stated on cnc-machining-china)
Tightest tolerance	±0.05 mm (standard, metals)
Equipment list	Not stated
Materials & finishing
Material grades	Aluminum; Stainless steel; Carbon/alloy steel Q235/4140; Titanium Ti6Al4V/Grade5; Brass; Copper; Magnesium; Silicone/LSR; Carbon fiber; Ceramic
In-house surface finishes	anodizing, bead/sand blasting, black oxide
Quality control
Inspection equipment	roughness tester
Reports available (FAI, PPAP, material certs)	Not stated
Volume & lead time
Best-fit batch size	prototype/low-volume/mass production
MOQ	No MOQ
Rush lead time	as fast as 1 day
Prototype lead time	Not stated
Production lead time	Not stated
Other
Industries served	aerospace, medical, automotive, robotics, consumer electronics, new energy/EV, semiconductor, defense
What’s different	Largest stated work envelope: 3000×1200×850 mm (stated on cnc-machining-china). Also runs RIM, which few of the 100 sites list. Uncommon materials named: ceramic, beryllium.
Founded	Not stated
Certificates (listed on site)	ISO 9001; ISO 13485; ISO 14001; ISO 27001; IATF 16949; AS9100
City	Dongguan, China

Sources

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