This is Essential to know the basics of your visa

The following are the types of visas

 * Business Visit Visa
* Diplomatic And Official Visa
* Employment Visa
* Extension of Exit/Re-Entry Visa
* Family Visit Visa
* Government Visit Visa
* Residence Visa
* Student Visa
* Transit Visa
* Hajj Visa
* Umrah Visa
 

Important link to read
http://en.wikipedia.org/wiki/Visa_(document)
 

What The-Saudi.net says about the requirement and details about visas

"All seeking to visit the Kingdom must obtain entry visas from the nearest Saudi Arabian Royal Embassy or Consulate.

An exit (or an exit and re-entry) visa is required for any person with a residence permit. Exit visas are issued by a Passport Department in the Kingdom on the request of the Saudi sponsor or employer.

Apart from the UMRAH or Hajj visa (a visit to Holy Makkah), the following three types of entry visa are issued by the Saudi Arabian Royal Embassy or Consulates

Business visas are valid for only one entry, and for up to three months. The Saudi Embassy or Consulates will sometimes grant, at their discretion, a business visa valid for two entries. Anyone applying for an employment block visa must be over 22 years old.

A. A Short Visit Business Visa

For a business visa, representatives of corporations must contact Saudi Arabian companies to sponsor their visits to the Kingdom. An original letter of invitation, issued on the Saudi Arabian host company’s letterhead, is required. The letter of invitation must include all passport details of the visiting representative. It must be signed and notarized by the general manager of the Saudi host company and be certified by the relevant local chamber of commerce and industry in the Kingdom. The original letter of invitation can be sent to the visiting representative, or can be directly mailed or faxed to the relevant Saudi Arabian Royal Embassy or Consulate Along with the letter of invitation, the following must be submitted:



(1) The white Visa Application Form (obtainable from any of the Royal Consulates General of Saudi Arabia) filled out completely.

(2) A passport valid for at least six months from the date of submitting the Visa Application.

(3) One photograph.

(4) A letter from the company sponsoring the applicant.

(5) A money order for U.S. $54.00 made payable to the Royal Embassy or relevant Consulate General of Saudi Arabia.

(6) A copy of the applicant’s Resident Alien Card (i.e. Green Card), if applicable.

 

B. An Employment Block Visa:

(1) The white Visa Application Form (obtainable from any of the Royal Consulates General of Saudi Arabia) filled out completely.

(2) Two photographs.

(3) A passport valid for at least six months from the application’s submittal date.

(4) A letter from the Saudi employer indicating the number and date of the applicant's employment block visa.

(5) A copy of the signed employment contract.

(6) a) A copy of the applicant's university degree and transcript, legalized by the Saudi Arabian Cultural Mission or,

b) A copy of the applicant’s technical, professional or academic diploma legalized by the Authentication Office of the Department of State

(7) A letter of release if applicant worked previously in the Kingdom.

(8) A money order for U.S. $267.00, made payable to the Royal Embassy or relevant Consulate General of Saudi Arabia

(9) A completed medical form (obtainable from the Royal embassy or any Consulates General of Saudi Arabia ).


C. A Family Visit or Resident Visa:

Family members of an individual working in Saudi Arabia can obtain a family visit visa to travel to the Kingdom. The employed spouse must submit a request of invitation to the Ministry of Foreign Affairs in Saudi Arabia, who will then send the authorization directly to the Saudi Embassy or one of its Consulates.
bullet An original visa application with all sections completed.
bullet A passport, valid for at least six months and containing at least four blank pages.
bullet One passport-sized photograph.
bullet A letter from a Saudi company on company letterhead sponsoring the applicant.
bullet If the applicant is a wife visiting her husband, she must supply a copy of their marriage certificate. If the applicant is a child visiting a parent, a copy of their birth certificate is required.
bullet A money order for $54.00 for each person.
bullet Include the number and date of the visa of the family member working in Saudi Arabia."

Also Directly read the Iqama Voilation system (read)



All above information has been collected from the-saudi.net ,
but  for pakistani visa processings we can guide you easily

 

You can directly approch Jainco Pakistan by email zain.jainco@gmail.com or jainco@gmail.com or jaincopakistan@gmail.com