Engineering & sample development
Build it.
Test it.
Make it better.
Turn your approved concept into a working appliance. Wing builds, tests, and refines samples so each development decision is grounded in how your product actually performs.

Engineering capabilities
A good concept.
A better working product.
Each build answers practical questions about your appliance, from everyday performance to the details that make it repeatable in production.
Make the concept work
Working prototypes bring mechanical and electrical systems together so the core architecture can be evaluated on physical hardware.
Measure what matters
Heating consistency, power draw, cycle time, and control response are checked against the requirements defined for your product.
Find issues early
Early safety evaluations help identify design concerns ahead of formal third-party testing and certification.
Think beyond one sample
Component fit, tolerances, sourcing, and assembly steps are reviewed with consistent production in mind.
Give every revision a purpose
Test findings and your feedback guide each sample round. Changes are tracked so the team can see what improved and what remains open.
Keep the details connected
Drawings, component lists, test specifications, and revision records develop alongside the product, ready for the next stage.
The sample journey
From first build
to approved reference.
Clear review points keep your team involved as the product develops. Sample rounds and timing are agreed around your program’s requirements.
- T1First build
- T2Refine & retest
- PPPre-production
- GSGolden sample
- MPProduction release
At every review
Build. Learn.
Move forward.
Check function, fit, and finish against the brief.
Make changes and open questions visible.
Give each revision a clear purpose.
Early prototypes inform tooling decisions. Later samples use production-intent tooling and components to check readiness for manufacturing.
First working sample
Evaluate the core function and architecture. Review the initial build together and identify the changes needed for the next round.
Review focus: function and fit.Refine and retest
Address findings from the first build. Check performance and safety, and review component and tooling decisions as the design develops.
Review focus: changes and test results.Pre-production sample
Use production-intent tooling and components to evaluate assembly, appearance, and performance before the program advances.
Review focus: production readiness.Approve the golden sample
Agree the master reference unit that defines the approved product and provides a benchmark for production quality checks.
Review focus: the agreed product standard.Release to production
Transfer the approved engineering package to production. Compare the first run with the agreed specifications and reference sample.
Review focus: repeatable manufacturing.
The Wing approach
Engineering with
the next build in mind.
A sample is one step in a bigger program. We connect engineering decisions with tooling and production to help reduce avoidable changes later.

Earlier answers
Explore fit, performance, and assembly challenges while there is still room to refine the design.
A shared reference
Documented changes and an approved sample give your team and the factory a common product standard.
Clearer next steps
Review findings at each stage so approvals, open questions, and the next build stay aligned.
Let’s build what’s next
Ready to put your
concept to the test?
Share your product requirements and target market. We’ll help outline a sample development plan and timeline.
