Trace the source: diversion, parallel import or counterfeit
"Cheap stock in the market" can mean three very different things, and you need to know which one before you act. Using the wrong tool wastes time and can put you in a weaker position.
The first is diversion. These are genuine goods you sold to one of your distributors, in the Philippines or in another country, that were sold outside the agreed territory or channel. That is a contract matter between you and the distributor, and the levers are in your hands. The second is parallel importing. A third party with no contract with you buys your genuine products on the open market abroad and imports them into the Philippines. Your options here are more limited. The third is counterfeiting: the packaging looks right but you did not make the goods. That is trademark infringement, covered in dealing with counterfeits of your brand.
To tell them apart, buy several samples and compare batch numbers, production dates, anti-counterfeit codes, packaging language and labels. If the batch traces back to a shipment you sent a particular distributor, it is most likely diversion. If the packaging is for another country's market and the batch points to an overseas channel, it is most likely a parallel import. If batch numbers do not match your records or the build quality differs, have it examined for counterfeiting.
Keep complete records of each sample purchase: receipts, seller details, dates, links and delivery slips. Those records are your evidence in any negotiation and the material you will need if you raise the matter with a platform or a regulator. Keep some samples sealed in their original packaging for later inspection.
Diversion by your own distributors: contracts, supply terms and traceability
If the stock traces back to one of your own distributors, you are in the strongest position: enforce the territory and channel terms, and close the gaps in supply and traceability.
On the contract side, check whether the agreement defines the sales territory, the permitted channels (for example, no listings on certain marketplaces) and the consequences of breaching them. If it does, give written notice of breach, require the distributor to stop and explain where the stock went, and in serious cases downgrade, suspend incentives or terminate as the agreement allows. If it does not, your legal options are thin and the practical step is to add those terms to the next agreement. If the relationship has reached the point of replacing the distributor, see ending an exclusive distributor deal.
On the supply side, diversion is often driven by rebate structures. Distributors buy more than they can sell to hit volume rebates, then dump the surplus cheaply. Basing rebates on verified sell-out rather than sell-in tends to fix the incentive better than penalties alone. On traceability, add batch codes or carton markings that differ by distributor or market, so the next sample you buy tells you immediately who released it.
One boundary matters a great deal: do not try to control the market by fixing resale prices and cutting off anyone who sells below them. Imposing resale prices on distributors can raise competition-law issues, and the Philippines has a competition authority. You can recommend retail prices and enforce territory and channel rules, but get legal advice before imposing any hard price floor.
Genuine goods imported by third parties: whether trademarks help depends on the facts
Whether you can use your trademark to stop a third party importing your genuine goods has no one-size answer. It depends on whether the goods differ materially from the version you sell in the Philippines, whether they were put on the market by you or a related company, and whether registration and labeling requirements are met. Jurisdictions take different approaches to genuine parallel imports, so have a lawyer assess how the rules apply to your case before you send any warning letter.
Organize the facts your lawyer will need. First, whether your trademark is registered in the Philippines and in whose name; the background is in the Philippine IP overview. Second, how the imported version differs from yours: formulation, specifications, packaging language, instructions, shelf life and local warranty. Third, in which market and by whom the goods were first sold.
Material differences, such as a different formulation, no instructions in a local language, or no local warranty, can mislead consumers, and facts like these are often where a claim starts. Even where the trademark route does not work, other lawful options remain, covered in the next section.
A caution: sending aggressive infringement warnings to sellers or platforms that later prove unfounded can expose you to claims that you interfered with lawful business. If you receive such a letter yourself, see responding to a trademark infringement notice.
It also helps to separate what the law may allow from what is commercially worth pursuing. A legal claim against a small reseller can cost more in time and fees than the lost margin, while a conversation with the overseas distributor or affiliate who supplied the goods may stop the flow at its source. Ask your lawyer to weigh both before you commit to a course of action.
Lawful levers beyond trademarks: registration, platform rules and after-sales
Even where parallel imports cannot be stopped outright, you can reduce their impact lawfully through product registration compliance, platform mechanisms and after-sales policy.
Product registration and labeling. Several categories sold in the Philippines, such as food, cosmetics, supplements, medical devices and electrical products, carry registration, certification or labeling requirements. If a third party's imports lack required registration or local labeling, you can put the facts before the relevant regulator; whether there is a violation is for the regulator to decide. Make sure your own products are fully compliant at the same time, see product registration and market access.
Marketplace rules. Major platforms have complaint channels for counterfeits and infringement, while their handling of genuine parallel imports varies. Learn the platform's brand protection or authorized store programs and make your official stores clearly identifiable so buyers can tell the difference. Complaints must rest on facts; abusing them can get your own account restricted. If that happens, see when your marketplace store is frozen.
After-sales and warranty. You can state clearly that local official warranty and service apply only to products bought through authorized channels, and say so on packaging, your website and authorized stores. That is a legitimate commercial arrangement and the most direct reason for buyers to choose official channels.
Communication matters as much as policy. Publish a list of authorized resellers and official stores, keep it current, and give your distributors simple material they can show customers explaining what the official warranty covers. When buyers can verify a seller in a few seconds, the price gap matters less. Review these measures every few months, because channels, platforms and importers change quickly, and a policy that worked last year may already have gaps.
The first week after you notice: evidence, reconciliation, internal checks
In the first week, focus on three things: evidence, reconciliation and internal checks. Do not name and shame anyone in public.
Evidence. Buy samples from several sellers, keeping orders, payment proofs, store details, screenshots and delivery records, with dates and locations. For physical stores, keep receipts and photographs. Keep some samples unopened.
Reconciliation. Compare recent shipments to each distributor, by quantity and batch, with their sell-out reports. A distributor whose purchases clearly exceed what its territory normally absorbs is often the source. Check overseas markets for unusually large orders too.
Internal checks. Confirm that your own sales staff, overseas affiliates or contract manufacturers are not releasing stock on the side; internal leaks are harder to spot than distributor ones. Confirm that your Philippine trademark and product registrations are in your name or your Philippine company's name, because every later claim rests on that. Common pitfalls are listed in the most common IP mistakes in the Philippines.
Why stay quiet publicly? Whether a seller is acting unlawfully is rarely obvious at first glance. Publicly calling a seller's goods fake or illegal when they turn out to be genuine can lead to defamation or unfair competition claims against you. Gather evidence and take legal advice, then decide whether to write, negotiate or approach a regulator.
Before the week ends, write a short internal note: what was found, which samples were bought where, which batches they trace to, what the reconciliation showed, and which questions remain open for the lawyer. Keep the evidence and the note in one place with a single owner. If several people in your team contact sellers or distributors separately, the messages tend to contradict each other and weaken your position later.
Choosing a path, and how Yixing can help
Let the source decide the path: diversion through contracts and supply terms, counterfeits through trademark enforcement, and genuine third-party imports through a lawyer's assessment of what trademark and regulatory claims are available, supported by after-sales and platform measures. The paths can run in parallel, but every step needs evidence behind it.
A practical order of priority is to close your own leaks first, because that is cheapest and fastest; deal with obvious counterfeits next, because the legal basis is clearest; and handle genuine third-party imports last, because the outcome is least certain. Meanwhile, tighten territory, channel, traceability and rebate terms in your next distributor agreements; see what to put in a distributor agreement.
Be realistic as well. If parallel imports flow in mainly because your Philippine prices are well above neighboring markets, enforcement alone will not solve it. Price structure, packaging differentiation and local service are the long-term answers.
Yixing can help you check whether your Philippine company, trademarks and product registrations are complete and in the right names, review your product access compliance, connect you with licensed lawyers to assess parallel import and infringement questions or distributor disputes, and support brand owners setting up a local entity to manage distribution directly; see compliance and retainer services. Yixing is SEC-registered (CS202009551) and holds BI Accreditation No. CA-202624381-1 as well as DOLE and PRA accreditation. Yixing is not a law firm, does not give legal opinions in place of a lawyer, and does not promise any enforcement outcome.
Every case turns on its own facts; please consult a licensed lawyer. This article is not legal advice.
Frequently Asked Questions
How do I tell diversion from a parallel import in the Philippines?
Are genuine parallel imports illegal in the Philippines?
Can I require distributors to sell above a minimum price?
What can I do if my own distributor is diverting stock?
Can I get parallel-imported listings removed from marketplaces?
What if the imported goods are not registered in the Philippines?
Can I publicly say a seller is selling fakes?
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