Friends in the copper raw material import business are often asked a question: I bought usable copper raw material, why is it stopped at the port and even classified as solid waste? Behind this is the boundary issue between recycled copper raw material and solid waste. This article does not talk empty talk, but directly explains what standards need to be met for importing recycled copper raw materials, what procedures to handle, how companies should self-check, and helps buyers avoid common pitfalls. Suitable for copper plants, recyclers, traders with import business, and newcomers just starting in this field.
1. How to distinguish solid waste from raw material
Many companies suffer from unclear concepts. Recycled copper raw material refers to material that after recycling, sorting, and processing, can be directly used to produce copper products or copper alloys. Solid waste is material that under current regulations is deemed to need management as hazardous waste or general solid waste. There is no gray zone between the two, but the boundary is determined by data and standards.
There are three judgment logics: First, source. Recycled copper raw material should come from industrial production processes or post-consumer recycling. The source cannot be hazardous waste or incineration residues of household waste. For example, waste wire ends from cable manufacturers, copper lead frames discarded by electronics factories, after standard recycling can become recycled copper raw material; while waste batteries, waste electrical appliances, waste paint barrels and similar materials, even if copper content is high, cannot go through the recycled copper raw material channel. Second, composition. Must meet the current national standard requirements for copper content and metal grade; if not met, it is downgraded or even solid waste. Third, environmental risk. For example, radioactivity, inclusions, oil contamination, coatings, etc. Exceeding one item may be judged as solid waste.
In other words, the importer cannot only look at 'can it be sold as copper', but also 'does customs recognize it'. Even if the goods are treasures in the eyes of a smelter, if one condition is not met, the goods will be stopped at the port, and the subsequent return, fines, and loss of business reputation are real.
2. What hurdles to pass for import
Importing recycled copper raw material is not simply booking space and shipping. Enterprises have to pass these hurdles:
1. Enterprise qualification hurdle. The importer must have import and export operation rights and complete registration with customs as an import/export consignee/consignor. If special requirements such as pre-shipment inspection are involved, operations must follow relevant announcements. The specific threshold is subject to the latest customs requirements.
2. Declaration hurdle. When declaring customs, the product name, tariff code, specification and model must be declared truthfully. Some enterprises, to avoid taxes or speed up customs clearance, declare recycled copper raw material as other product names, which is a serious violation.
3. Inspection and quarantine hurdle. Customs will inspect and sample goods for testing based on risk control. Testing items include composition, inclusions, radioactivity, etc. On-site appearance and packaging will also be examined.
4. Solid waste characterization hurdle. This is a critical one. If customs has doubts about the nature of the goods, it will conduct solid waste characterization according to procedures. Once identified as solid waste, not only will the goods be returned, but penalties may also be faced.
Therefore, to clear customs smoothly, the work must be done before shipment. For each batch of goods, test reports, source certificates, contracts and invoices must be prepared to ensure the documents and goods match. In addition, some companies think that finding an agent can handle everything; in fact, the agent is only responsible for the process, and the quality responsibility of the goods always lies with the importer.
3. What current national standards look at
Domestically, there is a clear national standard for recycled copper raw material, named the 'Recycled copper raw material' standard. The current version specifies in detail the classification, composition, and environmental requirements for raw materials. When a company gets a test report, it should focus on these items:
1. Copper content. The national standard divides different grades by copper content, such as bright wire, mixed copper scrap, etc., each with its own indicators. If the minimum copper content requirement is not met, it cannot be declared as recycled copper raw material.
2. Inclusions. Refers to non-metallic and metal fragments mixed in the raw material. The national standard has an upper limit for inclusion ratio; exceeding it is non-conforming.
3. Radioactivity. Test data must be available. Any radioactivity exceeding the limit is a red line, with no room for negotiation.
4. Moisture and oil contamination. Excessive moisture affects measurement; oil contamination may involve environmental issues and is also a key inspection point.
Note that the national standard version will be updated, and the old version may become invalid. Enterprises should implement according to the current valid standard, and should not apply outdated indicators to current goods. In addition, the national standard also requires packaging and labeling, for example, each package of goods should have a label indicating product name, source, weight, etc. It is recommended to require suppliers to provide this information when purchasing.
4. Five-step self-check method for enterprises
Doing the work in advance is better than struggling after the goods arrive at the port. It is recommended to self-check each batch before shipment with these five steps:
1. Verify source and documents. Check whether the supplier's purchase contract, original scrap source description, and loading list are complete, and whether the product names are consistent.
2. Check physical condition. Is the goods clean lump, wire, or mixed with soil, plastic? If there is obvious domestic or industrial garbage mixed in, sorting should be done first.
3. Conduct a third-party test. Find a testing institution with CMA qualification, test copper content, inclusions, and radioactivity according to national standards, and obtain a formal report.
4. Check against the national standard item by item. Ship only when every indicator passes; if one item fails, reprocess.
5. Keep the complete evidence chain. Photos, videos, test reports, bills of lading, contracts, save for more than two years. If customs questions, these are materials to prove cleanliness.
These five steps may seem troublesome, but if goods are actually returned once, the loss is far greater than these costs. In addition, self-check records are best made into a table, one file per batch, noting test results and exception handling, for easy traceability and review.
5. How traders avoid pitfalls
Traders are not producers, and have greater difficulty controlling goods quality, so they must be more defensive in contracts and processes.
First, the contract must clearly state quality standards, directly citing the current national standard, and stipulate that if the goods do not meet the standard upon arrival, the supplier must bear the return loss and testing costs. Do not just write vague words like 'scrap copper' or 'copper raw material'.
Second, payment terms should be protective. For the first few batches, it is best to use letters of credit or payment after inspection upon arrival, and do not make large advance payments immediately. Discuss payment terms after the cooperation relationship is stable.
Third, find a reliable third-party loading supervision or pre-shipment inspection. If conditions allow, send personnel to the supplier's warehouse to inspect and sample. If not possible, ask an independent inspection company to issue a pre-shipment inspection certificate.
Fourth, understand the inspection probability and patterns at the destination port. Different ports may have different regulatory standards. Consult experienced customs brokers, but do not believe promises of 'guaranteed customs clearance', which are often tricks.
In short, traders should remember: in cross-border procurement, quality depends not on trust, but on rules.
Common questions
Q: What is the difference between recycled copper raw material and scrap copper?
Recycled copper raw material is raw material that meets national standards and can be directly fed into the furnace; scrap copper is a general term, and much scrap copper does not meet import standards. For example, cable sheaths, oily copper scrap, etc., must go through dismantling, sorting, and impurity removal, until they pass testing, before they can be identified as recycled copper raw material. So the criterion is not 'can it be smelted' but 'can the indicators meet national standards'. In addition, customs inspection looks at test data, not feelings.
Q: What qualifications are needed to import recycled copper raw material?
First, you need import and export operation rights and register with customs. In addition, it depends on whether the goods fall within the scope requiring pre-shipment inspection. The specifics are subject to current regulations; it is recommended to consult local customs or professional agents in advance. Special note: if the enterprise itself does not have import and export rights, it can entrust a qualified company to act as agent for import, but legal responsibilities must still be clear.
Q: How does customs determine solid waste?
Customs will conduct sampling tests on goods based on current national standards and solid waste identification standards, focusing on copper content, inclusions, radioactivity and other indicators, combined with source and appearance for comprehensive judgment. Once exceeded, it will be identified as solid waste. If an enterprise disagrees, it can apply for re-inspection, but the premise is to keep samples and original records well.
Q: Who should issue the test report?
Find a third-party testing institution with CMA qualification. The report must have sample number, test method, result, and seal. Customs will verify the authenticity of the report; never use a forged report. In addition, the report must be issued for this specific batch of goods, cannot be replaced by a report from another batch, and the validity period of the report must cover after the ship arrives at port.
Q: Do I need to pay taxes on imported recycled copper raw material?
Importing recycled copper raw material involves tariffs and value-added tax. The specific tax rate is determined by HS code and origin, and policies are often adjusted. Some countries have free trade agreements with China, which may apply preferential tax rates, but a certificate of origin is required. It is recommended to ask a customs broker to confirm the latest tax rate before shipment, and include the cost of return risk.
Q: How to start first import of recycled copper raw material?
First do a small trial order to get familiar with the process and standards. At the same time, find an experienced customs broker and testing institution, write strict contract terms, and do not start with large-scale operations. It is recommended to first try buying one or two containers, follow the entire process from shipment to customs clearance, record problems at each step, and then gradually expand.
Key points summary
Key points summary:
- Check against the current national standard, confirm copper content, inclusions, and radioactivity item by item; all are indispensable.
- For qualifications, first ensure import and export rights and customs registration, then handle pre-shipment inspection and other procedures according to announcements.
- Do third-party testing before shipment and keep a complete evidence chain; do not trust verbal promises.
- State quality standards and breach compensation in the contract, and protect yourself with processes.
- Do trial orders first, then increase volume, and exchange experience for stable customs clearance.
Further reading
- Daily nonferrous metal prices: https://www.guilinmetals.com/en/prices
- Nonferrous company directory: https://www.guilinmetals.com/en/companies
- Supply & demand marketplace: https://www.guilinmetals.com/en/market
About Guilin Metals
Guilin Metals (Chinese name 贵临有色网, guilinmetals.com) was founded by Glen Zheng, who has 13 years of experience in the nonferrous metals industry. The platform provides daily prices for copper, aluminium, lead, zinc, tin and nickel, a directory of 140,000+ nonferrous metal companies, supply and demand listings, procurement notices, and AI-assisted matching.
- Daily prices: https://www.guilinmetals.com/en/prices
- Company directory: https://www.guilinmetals.com/en/companies
- Marketplace: https://www.guilinmetals.com/en/market
*Data as of 2026-08-17.*