If you are traveling to China for business meetings, trade fairs, factory visits, or any commercial activity, you will likely need a China Business Visa - officially known as the M Visa. Unlike the tourist (L) visa, the M visa requires an invitation letter from a Chinese business partner, and the application process has its own set of rules. Here is the complete guide for 2026.
What is the China M Visa?
The M Visa is issued to foreigners who intend to engage in commercial and trade activities in China. This includes:
- Business meetings and negotiations
- Attending trade fairs and exhibitions
- Factory visits and supplier audits
- Short-term market research
- Signing contracts or agreements
It does not cover actual employment or paid work in China - that requires a Z (Work) Visa.
M Visa vs L Visa: which one do you need?
| Purpose | Visa Type |
|---|---|
| Tourism, visiting friends/family | L (Tourist) |
| Business meetings, trade fairs, market research | M (Business) |
| Employment, paid work | Z (Work) |
| Visiting family members in China | Q1/Q2 (Family Visit) |
| Transit through China | G (Transit) |
If your trip involves both tourism and business, apply for the M visa - it covers both purposes.
Required documents for the M Visa
- Passport - valid at least 6 months beyond your intended stay, with at least 2 blank visa pages
- Completed application form - filled out fully and truthfully
- Passport photo - 33×48mm, white background, no glasses, taken within 6 months
- Invitation letter from a Chinese company - this is the most important document (see below)
- Proof of your own business - business registration, employment letter, or company profile
- Round-trip flight reservation - showing entry and exit dates
- Hotel bookings or accommodation proof - for the duration of your stay
- Previous China visas - if you have been to China before
The invitation letter: your most critical document
The invitation letter from your Chinese business partner is the centerpiece of your M visa application. It must include:
- Full name, passport number, and nationality of the invitee
- Purpose of the visit (specific business activities)
- Planned dates of stay in China
- Name, address, and contact information of the inviting company
- Official company stamp (chop) and signature of an authorized representative
- Business license number of the inviting company
Common mistake: A vague invitation letter that says "inviting for business purposes" without specifying activities, dates, or company details. This is the #1 reason M visa applications get delayed or rejected.
How long does the M Visa take to process?
- Standard processing: 4 to 7 business days after submission
- Express processing: 2 to 3 business days (additional fee, subject to availability)
- Peak seasons: Allow extra time before major holidays and trade fairs (Canton Fair, etc.)
We recommend applying at least 3 to 4 weeks before your travel date to allow time for document corrections.
M Visa validity and duration of stay
The M Visa is typically issued as:
- Single entry: Valid for 3 months, allows one entry with a stay of up to 30 days
- Double entry: Valid for 6 months, allows two entries with up to 30 days each
- Multiple entry: Valid for 6 months or 1 year, allows multiple entries with up to 30 days per entry
The exact validity and number of entries granted depends on your passport, travel history, and the discretion of the visa officer.
Can you extend an M Visa in China?
Yes, in some cases. If you need to stay longer than the duration granted, you can apply for an extension at the local Public Security Bureau (PSB) in the city where you are staying. You will need:
- Your passport with the current M visa
- A letter from your Chinese business partner explaining the need for extension
- Completed extension application form
- Registration form of temporary residence (from your hotel or local police station)
Extensions are not guaranteed and are typically granted for an additional 30 days.
Common M Visa rejection reasons
- Incomplete or vague invitation letter - missing company stamp, dates, or specific purpose
- Mismatched information - dates on invitation don't match flight/hotel bookings
- Insufficient business proof - no evidence you actually run a business or are employed
- Previous overstay or visa issues - any history of overstaying in China
- Wrong visa category - applying for M when you actually need Z (work) visa
Quick checklist before you submit
- ☐ Passport valid 6+ months with blank pages
- ☐ Invitation letter with company stamp, specific dates, and business purpose
- ☐ Proof of your own business/employment
- ☐ Round-trip flight reservation
- ☐ Hotel bookings matching your invitation dates
- ☐ Photo: 33×48mm, white background, no glasses
- ☐ All dates consistent across all documents
Not sure if your documents are consistent? Our document review service cross-checks your invitation letter, itinerary, and application before you submit - request a free review.