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From conception to reality

Customized cup body

Everything on the bottles can be customized, even the bottle's body shape. You can describe the bottle by idea, sketch, or even a concept. PIN GUAN's R&D team will do the rest for you.

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From conception to reality

Custom bottle caps

Choose from a variety of lids, or work with PIN GLASS's in-house molding shop to design and create custom lids.

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This is How OEM Process Works

From sketch to final product, customizing water bottle begins with your idea and your call.

Wuyi Pinguan Commodity Co., Ltd.

1. Concept Phase

Understanding user demands, drafting the first concept sketches, and revising designs are key steps in the concept design phase.

1. Requirement Communication – Engage in detailed discussions with clients to understand product functions, design preferences, target market, and brand positioning.
2. Idea Collection – Review sketches, concepts, or reference samples provided by clients and conduct preliminary analysis.
3. Feasibility Evaluation – Provide professional advice on materials, structure, functionality, and cost to ensure the concept is achievable.
4. Direction Confirmation – Work with clients to finalize the design direction and development goals, creating a clear blueprint for the product concept.
Wuyi Pinguan Commodity Co., Ltd.

2. Sample Phase

In the sample stage, we finalize appearance, structure, prototype, and confirm the design for production readiness.

1. 3D Design & Modeling – Create 3D design drawings based on the confirmed concept and produce 3D printed prototypes to visualize the appearance and structure.
2. Sample Production – Manufacture initial samples using selected materials and processes, allowing clients to evaluate the product’s texture and functionality.
3. Testing & Verification – Conduct functional and quality testing on the samples, including sealing, insulation performance, and durability, to ensure compliance with expected standards.
4. Client Feedback & Refinement – Deliver samples to clients for review and make modifications or improvements based on their feedback.
Wuyi Pinguan Commodity Co., Ltd.

3. Trial Production

Coloring, tooling, sampling, and trial production are completed to confirm every detail before moving to full-scale manufacturing.

1. Small Batch Production – Carry out small-scale trial production before mass production to verify the stability of processes and workflows.
2. Process Optimization – Identify potential issues during trial runs and make necessary adjustments to equipment, molds, and process parameters.
3. Quality Inspection – Conduct comprehensive quality checks to ensure appearance, functionality, and safety meet both client and international standards.
Wuyi Pinguan Commodity Co., Ltd.

4. Scale Production

After completing 40 days of lab testing, we officially move into full-scale production to deliver consistent, high-quality products.

1. Mass Production Launch – After client approval of trial samples, full-scale production begins to meet order requirements.
2. Strict Quality Control – Multiple inspections are conducted throughout the process, including raw material checks, in-line inspections, and finished product sampling.
3. Production Efficiency Management – Utilize mature production systems and advanced equipment to maximize efficiency and ensure on-time order completion.
4. Environmental & Compliance Standards – Adhere to environmental regulations and international compliance requirements to ensure sustainability and market eligibility.
5. Client Transparency – Keep clients updated on production progress, providing reports or videos if needed for full confidence.
Wuyi Pinguan Commodity Co., Ltd.

5. Inspection

Conduct comprehensive quality inspections. We can cooperate with third-party organizations for testing and certification according to customer needs.

1. Finished Product Testing – Perform comprehensive checks on mass-produced items, including appearance, functionality, sealing, insulation performance, and durability.
2. Third-party Testing (Optional) – Upon client request, additional inspections can be carried out by trusted organizations such as TUV, SGS, or ITS.
3. Pre-shipment Sampling – Conduct final random inspections before packaging and delivery to ensure each batch meets client requirements and international standards.
Wuyi Pinguan Commodity Co., Ltd.

6. Logistics

After the product is packaged, we arrange shipment according to customer requirements, which can be done by sea, air or express.

1. Packaging Optimization – Design safe, eco-friendly, and efficient packaging solutions tailored to the product, ensuring damage-free transportation.
2. Warehousing Management – Organize and verify finished goods in storage to guarantee accurate order fulfillment.
3. Transportation Options – Offer multiple shipping methods including sea freight, air freight, railway, or express delivery depending on client needs and destinations.
4. Customs & Documentation Support – Assist clients with all necessary customs documents, such as commercial invoices, packing lists, and certificates of origin.
5. Global Distribution – Rely on a well-established international logistics network to deliver products safely and on time worldwide.
6. Shipment Tracking – Provide tracking services to allow clients to monitor shipping progress in real time.

Unique craftsmanship & technology

Pinguan holds a number of patents and provides customers with unique design and production solutions.

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    Precision Injection Molding

    Utilizing high-precision injection molding to guarantee dimensional stability and smooth finishes for plastic parts, suitable for complex structures and mass production.

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    Advanced Blow Molding

    Employing modern blow molding techniques to produce lightweight yet durable bottles and drinkware, enhancing product durability and portability.

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    Vacuum Welding & Insulation Technology

    Using advanced stainless steel vacuum welding and multi-layer insulation processes to ensure superior thermal and cooling performance.

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    Eco-friendly Materials & Recycling Process

    Extensively applying GRS/RCS certified recyclable stainless steel and plastics, combined with green manufacturing processes to promote sustainability.

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    Surface Finishing & Coating Technology

    Offering diverse surface treatments such as spraying, electrolytic polishing, and brushing to improve corrosion resistance and aesthetics.

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    3D Design & Rapid Prototyping

    Transforming client concepts into tangible prototypes using 3D modeling and 3D printing, significantly reducing development cycles.

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