Do not negotiate price before you know who can make your order
A low price is useful only after you know what sits behind it. Before that, it is a number attached to an unknown production route, an unknown batch process and a promise that has not yet met the people expected to keep it.
Price is the last comparison, not the first
Every buyer starts with price because it is the first number that arrives. That is reasonable. It is also backwards for a first private-label order. A one-cent saving per litre is easy to see; a carton error, an undocumented formulation change or a batch you cannot trace is not. The expensive part of a bad first container is rarely the oil. It is the months spent explaining it to your own customers.
Ask for a price, but do not negotiate it hard until you can explain how your order will be made, identified and released. That test applies to every supplier, including us.
Start with the production route
Ask which legal entity will invoice you, where the programme is coordinated, and where production is arranged. The answer should be short enough to put into a purchase order. If it changes between the quotation, invoice and shipping documents, stop and ask why.
For MOTTA programmes, TIANSHU ENERGY GROUP CO., LIMITED in Hong Kong is the contracting entity. Production is arranged through a long-term manufacturing partner in mainland China. That distinction is not a weakness to hide; it tells a buyer exactly who carries which responsibility.
Look for the batch before you look at the line
A production-floor visit can be useful, but a clean floor is not proof that your specific order will be controlled. Ask how a filled pack is tied back to a batch, what records exist for that batch, and which documents can be provided against the agreed commercial requirement.
The answer matters months later, when a workshop reports an issue and the only useful starting point is the batch number on the product. A batch COA is not a generic product brochure: it belongs to the production batch supplied with your order. If a supplier cannot explain that difference, their price is not yet comparable.
Use an inspector you appointed
There is no reason to take a supplier's word for a pre-shipment condition. SGS, Bureau Veritas or Intertek can inspect before the container is sealed, arranged at the buyer's request and cost. The inspector works to the scope you agree, which is why the scope should name the items that matter: pack count, label, product identification, visible condition and any agreed documents.
This is deliberately inconvenient advice for a supplier to give. An inspection can delay a shipment. It is still cheaper to resolve a question at the loading point than after the container arrives in your warehouse.
The five questions to settle before the deposit
1. Which entity contracts and invoices? 2. Where is production arranged and who coordinates it? 3. How is the product tied to a batch? 4. Which documents are available before quotation, and which are batch-specific after production? 5. Can I appoint a third-party inspection before sealing?
Only after those answers should the price negotiation begin. Then compare the same SKU mix, pack sizes, Incoterm, named port, payment terms and inspection scope. A supplier who answers all five plainly has made their price meaningful. One who cannot has not.
Manufacturing and quality → · OEM and private-label programme →