Help Center & Company

Questions, Answers & Who We Are

Everything buyers ask us before, during and after an order — and the company standing behind it. Can't find your answer? Submit your question below.

Are you a factory or a trading company?

We're a sourcing company, not a factory — and we won't pretend to be one. We're based in Chang'an, Dongguan. That's not a downgrade; it's a different job. A factory can only quote what it makes. We can put 30 SKUs from 20 different factories into a single shipment, flag a defect while the goods are still at the factory and hold them before they ship, and carry no inventory you'd have to pay warehouse rent on. The problem in this industry isn't that sourcing companies exist — it's the ones that claim to be factories. You will never catch us doing that.

Why shouldn't I cut out the middleman and buy direct from the factory?

Sometimes you should. If your order is one high-volume SKU from one factory, buy direct — we'll tell you so. Sourcing partners exist for the other case: 20 factories in one shipment, someone who already knows which one is right, staff who answer in English in your timezone, payment terms a small factory won't give you, a partner who won't disappear mid-order, and a production slot a small buyer can actually get. Direct sourcing saves money on paper; it costs money when the factory treats your order as a gap-filler. And if you're hunting for something you can't find anywhere — send us the spec. Finding it is free, and it's the fastest way to see how we work.

What am I paying you for? (Why is your price higher than the factory's?)

Two honest numbers first: the gap between a factory price and what a direct buyer pays is commonly quoted at 5–30% depending on category and volume — that's an industry range, not our rate. Whether it's worth paying depends on what goes wrong without it: the wrong factory, a failed QC, a shipment that doesn't match the sample, a deposit lost to a supplier who stops replying. One more thing a single factory can't do: if your order spans categories — hardware plus packaging plus a custom power supply — we source all of it, from different factories, on one PO. If your order is simple, large and repetitive, buy direct. If it isn't, our fee is usually the cheapest line on the quote.

How is your fee structured — is it hidden in the unit price?

We take no commission and no kickback from any factory — not on your order, not on any order. Our service fee sits on your quote as its own line, next to the factory price, freight and local charges; the unit price you see is the factory's price, not ours marked up. Ask, and we'll send you the factory's own quotation so you can compare line by line. If a sourcing partner won't show you that arithmetic, it isn't a partner — it's a markup.

How do I know I'm not being cheated?

Here is what buyers on sourcing forums say makes them walk away — and where we stand. A "zero-fee" agent (usually kickbacks from the factory): our fee is on the quote. Refusing a factory audit or an office video: ask, and we'll arrange it. A hidden commission: we take none from the factory. Replies that take days: same working day. Skipping pre-shipment QC: never. A deposit that goes quiet: you get photos from the line, not a certificate.

Proof of our work is never a document we could have bought. It's photographs of your own goods, on the line, before they ship.

What products does Sumudu Trading supply?

Sumudu Trading supplies a wide range of products including industrial machinery, electronic components, building materials, and textile & apparel. We also offer sourcing services for customized products based on your specific requirements.

Can you provide OEM/ODM services?

Yes, we offer comprehensive OEM and ODM services. From custom logo printing and packaging design to full product development and mold opening, our engineering team can assist you at every stage. Minimum order quantities for custom orders are flexible and negotiable.

What is your minimum order quantity (MOQ)?

MOQ varies by product category. For standard products, it typically ranges from 1 piece for machinery to 500 pieces for small accessories. For custom/OEM orders, MOQ is negotiable based on the complexity of customization. Contact us for specific product MOQ information.

What shipping methods do you offer?

We offer multiple shipping options: sea freight (FCL/LCL), air freight, and international express (DHL, FedEx, UPS). We have long-term partnerships with Maersk, COSCO, DHL and other top logistics providers. We support FOB, CIF, DDP and other trade terms, and can arrange door-to-door delivery.

What payment methods do you accept?

We accept T/T (Telegraphic Transfer), L/C (Letter of Credit), PayPal, and Western Union. For new customers, standard terms are 30% deposit + 70% balance against B/L copy. Long-term合作客户 may apply for more favorable payment terms. All transactions are protected by secure banking channels.

Where is your company located?

Our company is located in Chang'an Town, Dongguan City, Guangdong Province, China — known as the "Factory of the World". This strategic location gives us easy access to thousands of manufacturers and suppliers across the Pearl River Delta.

How do you ensure product quality?

We implement a three-stage quality control process: factory initial inspection, pre-shipment re-inspection, and container loading final inspection. We also support third-party inspection by SGS, BV, Intertek, and other certified agencies. Every batch comes with detailed quality reports.

What is the typical lead time?

For stock products, we can ship within 3-7 working days. For custom or OEM orders, lead time is typically 15-45 working days depending on product complexity and order quantity. We will provide a detailed production schedule after order confirmation.

Can you handle customs clearance?

Yes, under DDP (Delivered Duty Paid) terms, we can handle full customs clearance at both origin and destination, including import duties and taxes. We work with reliable customs brokers in major destination countries to ensure smooth clearance. For FOB/CIF terms, clearance at destination is the buyer's responsibility, but we provide all necessary documentation.

Is my payment safe?

Absolutely. We are a legally registered trading company in China with verifiable business credentials. We only accept payments through official company bank accounts. For added security, you can use L/C (Letter of Credit) which provides bank-level protection, or use PayPal for sample orders. We never request payments to personal accounts.
Customer Q&A

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Deep Roots in Supply Chain, Service for Global Buyers

We don't own a factory, and we won't pretend to. What we own is the part most buyers underestimate: the process. We find the right factory for your spec — not the one that pays us a commission. We stand in the QC room, we read the packing list, and we're the one you call when something goes wrong. That's the difference between a supplier and a sourcing partner.

Sumudu Trading is headquartered in Chang'an Town, Dongguan — the manufacturing heartland of the Pearl River Delta. Leveraging the complete industrial chain advantages of Guangdong, we have built a verified supplier network covering industrial machinery, electronic components, building materials, and textile & apparel, with 500+ strictly audited factories as long-term partners.

Within a 20 km radius of our office are the global headquarters and major manufacturing sites of OPPO, vivo, HUAWEI and imoo (Xiaotiancai) — a supply-chain cluster we put to work for every buyer we serve. See who our neighbours are →

Our team consists of senior foreign trade specialists, product engineers, quality control experts, and logistics coordinators, with an average of 15+ years of industry experience. We understand the pain points overseas buyers face when sourcing from China — language barriers, quality risks, communication inefficiency — and have built a standardized service process to ensure every client enjoys a worry-free, transparent, and efficient sourcing experience.

To date, our products have been exported to 40+ countries and regions, serving clients including industrial manufacturers, brand owners, wholesalers, and e-commerce sellers.

Our Values

What Drives Us Every Day

Quality First

Every product passes strict quality control. Defective products never leave our warehouse. Quality is the foundation of client trust.

Client Focus

Think from the client's perspective, proactively anticipate needs and solve problems. Client success is our success.

Continuous Innovation

Constantly optimize supply chain efficiency and service models, adopt new technologies and tools to create greater value for clients.

Company Registration

Verified Business Entity

We are a legally registered trading company in China. Our business license and registration information are publicly verifiable.

Company Information

Company Name Sumudu Trading (Dongguan) Co., Ltd. (东莞市速贸得贸易有限公司)
Unified Social Credit Code 91441900MAKBTADYX3
Business Address Dongguan, Guangdong, China (中国广东省东莞市)
Verification National Enterprise Credit Information Publicity System (gsxt.gov.cn)
Business License
Business License - 营业执照

Business License

Office Environment & Team

The people and the place behind your order.

The office, the team, and the factories we work with every day.

Our base in Dongguan
Our base in Dongguan
On the production line
On the production line
Dongguan city centre
Dongguan city centre
Checking goods before shipment
Checking goods before shipment
Inside a partner factory
Inside a partner factory
On the factory floor
On the factory floor
Certifications

Verified & Certified Operations

We operate with full legal compliance and maintain certifications that give you confidence in our capabilities.

We put more weight on factory certifications than most buyers do. Unless you tell us otherwise, we always prefer — and shortlist first — factories that already hold them.

Business License

Legally Registered in China

Import/Export License

Authorized Trading Company

ISO 9001

Quality Management System

ISO 14001

Environmental Management

ESG

Environmental, Social & Governance

EcoVadis

Sustainability Rating

Factory Audit

On-site Factory Verification

SGS / BV / Intertek

Third-Party Inspection Ready

CE / RoHS / FCC

Product Compliance Certifications

REACH

EU Chemical Substance Compliance

BSCI

Social Compliance Audit

SA8000

Social Accountability

Social Responsibility

Responsible Sourcing, Sustainable Future

We believe business success goes hand in hand with social and environmental responsibility.

Ethical Manufacturing

We only partner with factories that comply with labor laws, provide safe working conditions, and pay fair wages. No child labor, no forced labor, no exploitation. We conduct regular factory audits to ensure ongoing compliance.

Environmental Protection

We prioritize suppliers with ISO 14001 certification and environmentally friendly production processes. We support recyclable packaging materials, reduced carbon footprint in logistics, and proper disposal of industrial waste. Green sourcing is our commitment.

Community Contribution

We actively participate in local community development in Dongguan, supporting vocational training programs for manufacturing workers, donating to local education initiatives, and promoting industry best practices. We believe in giving back to the community that supports our business.

Want to Learn More About Sumudu?

Contact us directly, or schedule a visit to our Dongguan headquarters.

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