First, make sure the relevant experience is documented on your resume.

Then, get letters from previous employers documenting that you worked for them for a certain period of time in the position you need to show experience for.

hi.if you have two years working expriences in china ,it can be seen from you work visa ,so that paper it is not need ,just your passort can prove that you have

It doesnt matter if the 2 years of experience after graduation have anything to do with the job you are applying for. Which eventually means that one CAN work in a new field in China. So, again, the certificate of graduation should be proof enough.

Regards

Normally there are four steps to get work visa,you know the work visa is the most complicated,but if we understand the steps,we will see it's not so difficult.

Step-1) Apply for "working license = 外国人就业许可证”：￥400(Service fee)；

第一步：申请外国人就业许可，需要10个工作日，服务费：400元。
---it will take 11 working days （需要11个工作日）;

Step-2) Apply for Z visa, 2 options:

第二步：申请“临时工作签证”，有以下2种途径：

Option-A. Get a work invitation letter (￥600), and go abroad, such as HK or your homeland, to apply for an "one month" Z-visa , then come back to china again.

工作邀请函的办理时间：5个工作日；
---the "work invitation letter" will take 5 working days, means 1 week;

Option-B. If you don't want to leave the Mainland, then we could convert L/F visa to Z visa in the Mainland:
第三步：申请外国人就业证，需要5个工作日，服务费是400元。
Step-3)“work permit= 外国人就业证”：￥400(Service fee)；
---it will take 5 working days, means 1 week;

Step-4)“Residence Permit（居留许可）”：￥400(Service fee)+400 (Government fee)；
---It means extend your Work Visa or Residence Permit which is been done in Step 2 to a "12-month valid Residence Permit";

---it will take 5 working days;

第四步：申请“居留许可”，需要5个工作日，服务费：400元，政府费：400元。