Production Services
This stage is part of Yijin Solution’s full New Product Development Services.
Yijin Solution supports the move from development into production. It manages manufacturing, assembly, surface finishing, quality control, and delivery coordination as one connected effort, not a list of outsourced tasks.
If you’re coming from production-readiness validation, the outputs, assessments and issue resolution work carry directly into production setup without any lost context.
Why Production Support Matters
Passing validation does not mean production runs itself. The gap between a production-ready design and a stable delivery system is where most contract manufacturing projects stall. This stage exists to close that gap. The goal is the same whether you need full-service contract manufacturing or targeted support on specific production challenges: move your product into stable, repeatable delivery.
Reduce production risk during ramp-up
Tooling, process, and supply chain issues surface during controlled ramp-up. They are addressed before they become line-stopping problems at volume.
Expose execution gaps before scaling
Pilot runs and early production builds reveal execution gaps that validation-stage reviews alone cannot catch. They are fixed while changes are still affordable.
Improve build and delivery stability
Manufacturing, assembly, finishing, inspection, and logistics are aligned into a coordinated production workflow. The product moves through one system rather than a chain of disconnected handoffs.
Support smoother ramp-up
Production rhythm is built gradually. Controlled scaling from pilot to volume reduces waste, shortens lead times, and protects delivery commitments.
What We Support in This Stage
Production support is about more than starting manufacturing. Yijin Solution lines up the parts, tooling, assembly work, finishing needs, and delivery details so the project can move into regular production more smoothly.
Manufacturing and supply chain management
We coordinate production resources, material sourcing, supplier scheduling, and production planning across the full bill of materials. This is a contract manufacturing service that goes beyond quoting parts. It is about managing the production system as a whole.
What you get:
- Production plan with aligned suppliers
- Material sourcing coordination
- Capacity and scheduling alignment
Assembly and finishing
Mechanical and electronic assembly, surface finishing, post-processing, and packaging for shipment are all delivered. For products involving electronic manufacturing services, this includes PCB assembly integration, cable routing, and enclosure fit-up.
What you get:
- Finished, inspected, packaged products ready for shipment
Complex BOM management
We manage multi-part, multi-process bills of materials so that components arrive on time, meet spec, and fit together correctly at assembly.
What you get:
- Coordinated delivery of all BOM components
- Clear ownership of schedule, quality, and cost at the part level
Mold design and manufacturing
For injection-molded or die-cast products, production-grade tooling is the foundation of consistent output. We cover mold design, mold manufacturing, trial shots, and process validation. All of it is integrated into the overall production timeline rather than treated as a separate procurement task.
What you get:
- Production-ready tooling
- Trial shot and process validation results
Compliance and certification support
We coordinate production-related certification, regulatory documentation, and compliance requirements needed for product launch and market entry.
What you get:
- Compliance support built into the production process
- Documentation prepared for market entry
How We Work in the Production Stage
Production projects follow a clear four-step approach. Each step builds on the previous one and connects back to the development work completed in earlier stages.
Review production needs
We clarify quantity targets, quality requirements, delivery schedule, and any open issues carried forward from validation. This sets the parameters for everything that follows.
Set up production support
Manufacturing processes, materials, tooling, assembly sequences, finishing, and supply chain resources are all aligned to the production plan. The full production system is configured before the first run starts.
Manage production
We execute manufacturing, inspection, assembly, finishing, and shipment. Quality, schedule, and cost are tracked against the plan throughout.
Keep improving production
After production starts, we continue identifying opportunities to improve cost, quality, yield, and delivery performance. Production is not static. Neither is our support.
Precision CNC machining built for metal and plastic parts, from one-off prototypes through high-volume production. 136+ machining centers and 278 lathes cover 3-axis, 4-axis, 5-axis, and Swiss-type turning in the same facility, so part complexity and batch size stay flexible across the full run.
- Standard tolerances of ±0.05 mm, precision work down to ±0.01 mm, surface finishes from Ra 0.8 to 3.2 µm
- Aluminum 6061/7075, 316L and 304 stainless, Ti6Al4V titanium, brass, copper, and engineering plastics including PEEK and Delrin
- Prototypes ship in 3–7 days with free DFM review; AS9100D, IATF 16949, and ISO 13485 certified
Custom sheet metal parts for prototypes and production runs. 30 fiber laser machines, CNC press brakes, and in-house finishing run under one roof so cutting, bending, and surface treatment stay on the same quality system.
- Laser cutting to ±0.02 mm on steel up to 20 mm; CNC bending ±0.05 mm on 0.5–6 mm material, work envelope 2440 × 1220mm
- Steel, 304/316L stainless, 6061-T6 aluminum, copper, and brass, with anodizing, powder coating, plating, and passivation in-house
- Upload CAD for a DFM review and quote within 24 hours; prototypes ship in 3–7 days, AS9100D and IATF 16949 certified
Turn your CAD files into physical prototypes or end-use parts with industrial 3D printing run entirely in-house. FDM, SLA, SLS, MJF, and DMLS metal printing all sit under one roof, so material choice and finish stay matched to the part’s function.
- Build volumes up to 300 × 300 × 300 mm with layer heights from 0.05 mm (SLA) to 0.3 mm (FDM)
- 50+ engineering-grade materials, from ABS and Nylon 12 to Ti6Al4V titanium and 316L stainless steel
- Prototypes ship in 3–7 days with dimensional inspection and DFM review before production
Custom plastic injection molding from prototype tools to multi-million-unit production programs. Presses from 30 to 1,800 tons run commodity, engineering, high-performance, and elastomer resins, with an in-house mold shop designing and cutting the tooling that runs the parts.
- 100+ resin grades in stock, from ABS and PP through PC-ABS, Nylon 66 GF30, PEEK, PEI, and medical-grade LSR
- General tolerance ±0.1 mm on features up to 50 mm; scientific molding holds tighter classes down to ±0.025 mm
- Tooling in 15–45 days with T1 samples 3–7 days after; production runs 2–4 weeks, IATF 16949 and ISO 13485 certified
Aluminum, zinc, and magnesium die casting services for automotive, electronics, and industrial programs with 30,000+ shots per tool. tolerances held to ±0.05 mm.
- High-pressure die casting (HPDC) with tolerances to ±0.05 mm
- Cold chamber and hot chamber processes, tooling built in-house
- Secondary operations: CNC machining, surface finishing, assembly
- Full documentation: FAIR, material certs, and dimensional reports
- OEM & ODM orders are supported
Mechanical assembly and surface finishing to take parts through to delivery-ready condition. In-house assembly cells, finishing lines, and packaging support across all manufacturing processes.
- Mechanical assembly, hardware insertion, sub-assembly, and full product build
- Surface finishing: anodizing, plating, powder coating, painting, PVD, polishing, brushing
- Deburring, sandblasting, passivation, and silkscreen printing
- Functional testing, dimensional inspection, and 100% optical sorting
- Custom packaging, kitting, and delivery preparation
Quality and Certifications
Stable production depends on systems, not just equipment. Yijin Solution holds certifications that support production quality control across industries – from consumer electronics to custom manufacturing services for regulated products.
- ISO 9001: Quality management system covering production planning, process control, inspection, and continuous improvement.
- ISO 13485: Quality management for medical devices. Supports medical device contract manufacturing services with the traceability, documentation, and process validation that regulated production requires.
- IATF 16949: Automotive quality management. Relevant for production projects with automotive-grade quality and process control requirements.
These certifications define how production is planned, executed, inspected, and improved. They also give customers confidence that production quality is managed by documented systems, not individual effort.
Yijin Solution’s production support is backed by real factory infrastructure. We’re always at execution capacity.
The same facilities that support early-stage concept development and prototype builds also serve full production runs. Equipment, tooling, and quality systems scale with the project because the production infrastructure and the development infrastructure are the same operation.
These case studies show how Yijin Solution’s production support model works in real projects.
Why Choose Yijin Solution for Production
The team that supported validation carries the project directly into production setup, so context, decisions, and tolerances are not lost in a handoff between separate suppliers.
Multi-part, multi-process production runs are managed under one production plan with shared scheduling, quality, and delivery oversight, rather than scattered across disconnected vendors.
Assembly, surface finishing, post-processing, packaging, and delivery preparation are handled within the same operation, so the product moves to delivery-ready condition without leaving the production floor.
Production runs inside documented quality systems with process control, inspection, and continuous improvement built in, so output stays consistent run to run rather than depending on a successful first batch.
Not Sure Where to Start? Get a Free Consultation
Whether you’re starting with an idea or a CAD file that needs manufacturing support, the next step is a conversation. Tell us about your product’s current state and what it needs to become.
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Production Services FAQs
Yes, production support at Yijin covers the full range, from initial pilot runs used to validate production rhythm and assembly flow, through to sustained volume manufacturing. Many projects begin with pilot batches that were originally planned during the testing and validation stage and scale up as production stability is confirmed.
Production support includes manufacturing coordination, supply chain management, assembly, surface finishing, quality inspection, mold and tooling support, compliance coordination, and delivery management. The specific scope depends on your product and production requirements. Yijin operates as a full service contract manufacturer, covering the complete path from validated design to shipped product.
Yes, complex BOM management is a core part of production support. Yijin coordinates multi-part, multi-process projects—aligning CNC machined parts, injection-molded components, sheet metal, electronic assemblies, and finishing operations under one production plan.
Yes, production support extends through assembly, surface finishing, inspection, packaging, and shipment. The goal is a finished, inspected product that’s ready for delivery.
Quality control is built into the production process, not applied as a final-stage filter. Inspection checkpoints, dimensional verification, assembly checks, and finish quality reviews are defined during production setup and executed throughout every run. This is supported by ISO 9001 and, where applicable, ISO 13485 and IATF 16949 quality management systems.
Yes, production improvement is an ongoing part of the process. After initial production runs are stable, Yijin continues identifying opportunities to reduce cost, improve yield, shorten lead times, and strengthen delivery consistency. The work does not stop once the first shipment goes out.
Get a Free Consultation
Whether your project is coming from a completed validation stage or you have a product that’s ready to move into stable production and delivery, the next step is a conversation. Tell us about your product’s current state and what it needs. You can also explore our full new product development services to see how each stage connects.