Vietnam Business Email Database
770,000 verified contacts available. Get the full Vietnam Business Email Database at LeadsBlue.
This page provides market intelligence on the Vietnam Business Email Database — verified contact volume, cold-email engagement benchmarks, and outreach guidance for reaching this audience.
Key figures
| Metric | Value |
|---|---|
| Verified contacts | 770,000 |
| Segment | business email list |
| Geography | Vietnam |
| Cold email open rate | 18–27% |
| Cold email reply rate | 3–6.5% |
| Best send days | Monday, Tuesday, Wednesday |
| Best send time | 09:00-11:00 ICT |
| License | CC BY 4.0 |
Market overview
With 770,000 verified contacts, the Vietnam Business Email Database is one of LeadsBlue's business email list datasets for Vietnam. Vietnam is one of the world's fastest-growing economies, averaging 6-7% GDP growth over the past decade, driven by export-oriented manufacturing (electronics, textiles, footwear) and a rapidly expanding services sector. Ho Chi Minh City (Saigon) is the commercial capital — Vietnam's largest city and the centre of its financial, trade, and startup activity. Hanoi is the political capital with significant government-sector activity. Da Nang is a growing technology and outsourcing hub. Vietnam has become a major electronics manufacturing alternative to China, with Samsung, Apple supplier Foxconn, LG, and Intel all operating significant facilities.
Key business hubs: Ho Chi Minh City (Districts 1, 7), Hanoi (Ba Dinh, Cau Giay tech district), Da Nang, Binh Duong (manufacturing).
Outreach strategy
Vietnamese B2B cold email in English works for the international business and technology sectors. Vietnamese is preferred for domestically-oriented companies. The Vietnamese startup ecosystem (VC-backed companies in Ho Chi Minh City) is increasingly internationally connected and responds to professional direct outreach. Manufacturing sector relationships typically require trade missions or in-person engagement given the complexity of supply chain negotiations.
Compliance
Vietnam's Cybersecurity Law (2019) and Decree 13/2023 on Personal Data Protection are the primary frameworks. Consent is required for personal data processing under Decree 13. Enforcement by the Ministry of Public Security is developing; practical compliance risk for B2B cold email is currently low but regulatory attention is increasing, particularly for foreign companies.
Cold email benchmarks by industry
Engagement varies by the recipient's industry. Benchmark open and reply rate ranges from the LeadsBlue study:
| Industry | Open rate | Reply rate |
|---|---|---|
| Technology & Software | 22-31% | 3.5-6.5% |
| Healthcare & Medical | 18-26% | 2.0-4.5% |
| Manufacturing & Engineering | 16-23% | 1.8-3.5% |
| Finance & Banking | 15-22% | 1.5-3.2% |
| Professional Services | 20-28% | 2.5-5.0% |
| Real Estate | 18-26% | 2-6% |
| Construction & Real Estate | 17-24% | 2.0-3.8% |
| Legal | 19-27% | 2.2-4.5% |
| E-commerce | 24-33% | 3.5-6.5% |
| Oil & Energy | 14-20% | 2-4% |
How to use this list effectively
- Verify before sending. B2B contact data decays roughly 2–3% per month as people change roles. Run the list through a verification pass to remove stale or invalid addresses before your first send.
- Segment by industry and role. Response rates improve sharply when the message matches the recipient's vertical and seniority — use the segment fields to tailor your copy rather than sending one generic message.
- Warm up the sending domain. Start with low daily volume from a dedicated sending domain and ramp gradually to protect deliverability.
- Follow a multi-touch cadence. Most replies come from the 2nd–4th touch; a short sequence over 2–3 weeks outperforms a single send.
- Respect compliance. Include a valid postal address and a working opt-out, and honour unsubscribe requests promptly (see compliance notes above).
Frequently asked questions
How many contacts are in the Vietnam Business Email Database?
The list contains 770,000 verified contacts.
What format is the data delivered in?
LeadsBlue databases are delivered as downloadable spreadsheet files (CSV/Excel) with standard contact fields, ready to import into any CRM or email platform.
Is cold email to this list legal?
Vietnam's Cybersecurity Law (2019) and Decree 13/2023 on Personal Data Protection are the primary frameworks. See the compliance section above for details.
What's a realistic open rate?
Benchmark open rates for this market run 18–27%, with reply rates of 3–6.5%, depending on industry, targeting, and copy quality.
Get the full dataset
The complete, verified Vietnam Business Email Database — with individual contact records ready for outreach — is available from LeadsBlue:
→ Vietnam Business Email Database on LeadsBlue
Source & citation
Benchmark data: LeadsBlue Research, B2B Cold Email Benchmark Report 2026 (doi:10.5281/zenodo.20136256, CC BY 4.0). Author: Luther Johnson (ORCID 0009-0008-9836-1280).