1. Provide relevant questionnaires and document checklist
   　
2. Provide user name and password of Customer Service System
   　
3. Evaluate Questionnaires and supporting documents filled by clients
   　
4. Fill out relevant forms of the case
   　
5. Compose English application letter of the case
   　
6. Provide FAQ for visa interview(if applicable)
   　
7. Provide Case Instruction, including procedure introduction, filing address, payment notice and photograph requirement
   　
8. Store all documents electronically for backup purposes.

USLawChina will send all the completed documents to the Customer Service System in the form of E-document.

Let's take B-2 Visa for example; a completed B-2 Package should include:

1. An Electronic barcode version of DS-156, completed in English and filed online. (Should include the Chinese version as well if applicable.)

2. DS-157 and I-134 form(English Version)

3. English Invitation letter

4. FAQ and tips for consulate interview

5. Document checklist

6. Interview Date & Time, Place and Appointment No.

7. NIV instructions, including:
   a) Introduction of visa procedure
   b) Payment notice
   c) Photograph requirements
   d) Other cautions