What's the difference between Russian passport, visa, travel and labor service?

Passport visa to Russia, the difference between tourist visa and labor visa, tourist visa is relatively simple, with passport, invitation letter when traveling, hotel order and round-trip air ticket, entry time. The labor visa is complicated, and you need to bring your passport, the original invitation letter issued by the Russian Immigration Bureau, the copy of the business license of the Russian inviting unit, the labor permit issued by the Russian Immigration Bureau and its copy, the health certificate with a validity period of less than 3 months, the AIDS quarantine report and other materials, so the entry stay time is longer. The specific provisions are:

2. Tourist visa

1) Copy of valid passport and passport information page.

2) 1 photo (3.5 x 4.5cm).

3) Fill in the visa application form.

4) Original and photocopy of the invitation letter issued by Russian travel agency to confirm the reception of foreign tourists.

5) Original and photocopy of hotel order issued by Russian travel agency.

6) Copy of round-trip air ticket.

3. Work visa

1) Copy of valid passport and passport information page.

2) 1 photo (3.5 x 4.5cm).

3) Fill in the visa application form.

4) Original invitation letter issued by Russian Immigration Bureau.

5) Copy of the business license of the unit invited by Russia.

6) Labor permit issued by Russian Immigration Bureau and its copy.

7) valid health certificate and AIDS quarantine report within 3 months (such as staying in Russia for more than 90 days).

8) Original and photocopy of overseas labor training certificate.