12%
Sourcing service fee
Ask about the offer for your first enquiry.
Your Dedicated Gateway to China Supply Chains & Custom OEMFrom Requirements Definition to Mass Production & Final Delivery
Maximizing procurement efficiency and profitability through robust local supply chains and rigorous quality control.
GAMU partners with emerging brands from launch to market scale. We go beyond transactional sourcing, focusing on consistent repeat manufacturing and rigorous quality control to ensure stable supply and long-term product success.
From engineering specifications and supplier vetting to prototyping, production monitoring, and freight forwarding, our local Guangzhou team manages your China supply chain on the ground.
30min
Initial contact
During business hours, a dedicated representative will provide an initial response within 30 minutes of inquiry submission.
500+
Partner factories
Leveraging our established local supplier network, we manage engineering development, quality inspection, and export logistics seamlessly.
0JPY
Hidden additional charges
Product purchase costs, agency service fees, and international freight are itemized in formal quotations upfront. No unapproved additional charges will ever be levied.
1photo
Inquiries from Product Images & Concepts
Detailed technical specifications are not required upfront. We guide you step-by-step through requirement definition based on your target use and budget.
How Can We Assist Your Project?
Develop a product from an idea
Share your target use or benchmark images. We help define engineering specifications and coordinate physical prototypes.
Adapt an existing product
Outline your target modifications. We evaluate technical feasibility, manufacturing tooling, and production terms with partner factories.
Create packaging or a product set
Engineer integrated packaging around your product, including custom bottles, thermoformed protective inserts, printed cartons, and retail kitting.
Management of Client-Nominated Suppliers
Engage modular local support for your chosen suppliers, including specification audits, commercial negotiations, on-site QC inspection, and freight forwarding.
Reference photo used for confidentiality; not this project’s finished product.
A window box for a Ginza salon’s colourful serum
Clear bottles, transparent inserts and a window box show the serum’s colours. The first 1,000 units were delivered in two shipments, by air and sea, around the Ginza salon’s sales schedule.
Reference photo used for confidentiality; not this project’s finished product.
Eye-area EMS samples and a Saturday cargo delivery
A Japanese client compared eye-area EMS samples with different configurations to guide development. When the factory arranged an urgent Saturday delivery, our team received the goods at the office.
Reference photo used for confidentiality; not this project’s finished product.
Three skincare products, delivered at 50 kg each
A Japanese client planned a new skincare range around a dewy glow and a brighter-looking complexion. The project developed three products as one range, with all three delivered at 50 kg per product.
Follow progress and inspection photos by order.
Centralized order tracking: production milestones, QC inspection photos, and decision logs are tied directly to each purchase order, eliminating the need to search through fragmented emails and chat logs.
- Current order status
- Photos, documents and decisions
- Split shipments and delivery
Services
From supplier selection and price negotiation to custom OEM engineering, pre-shipment QC inspection, secondary packaging, and freight forwarding, we translate ambiguous requirements into objective manufacturing standards and ensure seamless local execution.
How we can help
Products
Skincare bulk, container & pump dispensers, custom packaging boxes, and salon beauty devices. We verify the product body, accessories, mechanical tolerances, and secondary packaging as an integrated system.
How it works
- 01
Enquiry
Start with your email and enquiry. Add a photograph or reference link if you have one.
- 02
Research & quotation
We check price, timing and supply conditions, then explain the goods and support included in the quote.
- 03
Samples & specifications
We arrange samples where needed and record agreed materials, dimensions, printing and packaging.
- 04
Order & production
Work proceeds after payment and specification approval, with production updates and changes shared along the way.
- 05
Inspection
Checks follow agreed criteria. We share photos and findings and coordinate any necessary corrective work.
- 06
Packing & delivery
Packing and shipping documents are checked before handover through the selected transport route.