Investigation on the background of the outsourcing post meeting of the US Mission. For some important positions, such as finance, human resources, security, etc., the company will conduct background checks to ensure that the recruited employees have a good reputation and background and are competent for the job. Background check is a common recruitment process, which aims to confirm whether the information of employees' identity, education, work experience, reputation and so on is true and reliable. During the background investigation, the company will obtain information through various channels, such as contacting former employers, consulting academic certificates, and inquiring about credit records.