You wired a 30% deposit. That’s $18,000 on a $60,000 order. And your factory’s sales agent has gone silent for six days. No production update, no photos, nothing. I’ve watched this exact situation play out more times than I can count, and here’s the blunt truth: most importers can’t name five duties their sales rep actually owes them. That knowledge gap is why suppliers feel free to ignore your emails and why defective cargo lands on your dock. Know what is the responsibility of a sales agent in checklist form, and you’ll hold the upper hand at every stage of the order. What follows is that checklist, built on real numbers and real failures from my decade in China sourcing.

What Is the Responsibility of a Sales Agent? The 60-Second Answer

A sales agent is the commercial bridge between you and the manufacturer. The responsibility of a sales agent covers seven core duties: accurate quoting, sample coordination, production follow-up, quality-issue escalation, export documentation, translation and negotiation, and after-sales claim handling. Miss any one of the seven and your order bleeds money somewhere between the production line and your warehouse.

Here’s something suppliers never volunteer: in over 90% of factory-direct deals, the agent is paid by the manufacturer, not by you. The commission typically runs 1.5%–5% of your order value. Their default loyalty sits with the factory. Yours comes from knowing their duties and enforcing them in writing. To be frank, that payment arrangement should change how you read every promise a rep makes.

The 7 Core Responsibilities of a Sales Agent in China Sourcing

1. Accurate Quoting and Full Cost Transparency

Every quotation must state unit price, MOQ, incoterms (FOB, EXW, CIF), packaging specs, and what’s excluded. In 2023 I advised a German homeware buyer who ordered 20,000 stainless steel bottles at $2.85 FOB Ningbo. The agent’s quote never mentioned logo silk-printing. That omission added $0.12 per unit, a $2,400 surprise after the deposit had already cleared. My rule: refuse any quote without a signed Proforma Invoice that lists inclusions and exclusions line by line. Then ask the rep directly what costs are NOT in this price.

2. Sample Coordination Before You Commit Money

Your rep must arrange samples, courier them (typical cost: $50–$300 per sample, plus $35–$90 for DHL or FedEx), track revisions, and confirm each change in writing within 24 hours. Once a version gets approved, both sides sign and date it. That document, your golden sample, becomes the legal quality benchmark for the whole shipment. Paying a deposit before it exists is the single most common first-time importer mistake I see. It hands the factory every advantage for the rest of the deal. Don’t do it.

3. Production Follow-Up and Timeline Control

The agent owns the production schedule. Without active follow-up, factory orders slip an average of 8–15 days because smaller clients get bumped for bigger ones. Demand a weekly report with dated photos, and set three milestone checkpoints: materials ready, 50% completion, 100% completion. A competent rep confirms each milestone before you have to ask. If you’re the one chasing, something’s already wrong.

4. Quality Escalation and Inspection Access

When quality problems surface, the rep must push the factory for rework and coordinate third-party inspections. The industry standard is AQL 2.5 for major defects and 4.0 for minor ones. If your agent delays, denies, or blocks an inspector’s factory access, walk away from that supplier. Honest manufacturers pass inspections. The hiding ones fail them.

5. Export Documentation

The agent is responsible for issuing and checking the Proforma Invoice, commercial invoice, packing list, bill of lading, certificate of origin, and any compliance files you need (CE, FDA, RoHS, CPC). One wrong HS code or a missing CO can trap your container at customs. Demurrage fees run $150–$400 per day, and they add up fast. Require draft documents for your review at least 7 days before vessel departure.

6. Communication and Negotiation

Set a written response SLA: 24 hours maximum, ideally 4 hours during overlapping business hours. Anything agreed on WeChat must be confirmed by email within one business day. WeChat messages carry almost no weight in a Chinese court, while email trails and signed PDFs do. I’ve watched buyers lose legitimate claims over this exact detail.

7. After-Sales and Claim Handling

Most suppliers cap the claims window at 30 days after the bill of lading date. Inside that window, your rep must negotiate compensation: rework, a price discount, replacement units in the next shipment, or a refund. Document every defect with photos and exact quantities within 7 days of container arrival. Wait two weeks and you can void the claim outright. Honestly, that 7-day deadline is the one buyers forget most often, and it’s the cheapest one to meet.

What a Sales Agent Is NOT Responsible For

Knowing the boundaries prevents expensive misunderstandings. A sales agent is not:

  • Your QC inspector, unless separately contracted and paid
  • Legally liable for defects, unless liability is written into your sales contract
  • Your freight forwarder or customs broker
  • Obligated to vet alternative suppliers or verify the factory’s finances

The most common error I see: buyers treat the factory’s rep like their own employee, demanding free sourcing, inspection, and shipping services on the side. The agent quietly deprioritizes them. Response times stretch from 4 hours to 4 days, and you’ll wonder what changed.

A sales agent’s loyalty follows their commission. Your protection follows your paperwork. Align both in writing before the deposit clears.

How to Hold Your Sales Agent Accountable: 5 Steps

  • Step 1: Write a responsibility matrix. Attach the 7 duties above, plus the 24-hour SLA, as an annex to your purchase order before paying anything.
  • Step 2: Tie money to milestones. Structure payment as 30% deposit / 70% after passed inspection. Never pay 100% before shipment.
  • Step 3: Demand weekly dated photo reports. Nothing in your inbox by Friday? Pause the relationship until the report lands.
  • Step 4: Move every WeChat promise into email. One business day, no exceptions. A verbal yes from a rep protects nobody.
  • Step 5: File claims fast. Photos plus exact quantities within 7 days of container arrival, well inside the 30-day claims window.

None of this requires a lawyer or a big budget. It requires you to write things down and hold the line when a rep pushes back. In my experience, factories respect buyers who enforce their own rules. The ones who don’t? They keep paying for surprises.