The head office, also known as the company, refers to the general organization established in accordance with the law with the qualification of enterprise legal person, which governs all the organizations of the company. The head office is usually established before the branch office, and it is in a leading and dominant position in the internal jurisdiction system of the company.
A branch refers to a branch under the jurisdiction of the company in terms of business, funds and personnel. Not qualified as a legal person. The branch has no legal and economic independence, but its establishment procedure is simple. Article 13 of China's Company Law stipulates that a company may set up a branch, which does not have the qualification of an enterprise legal person and its civil liability shall be borne by the company.
You can only find its company and sue it.
I know this because I am the agent of the company, but my work scope is in Suzhou, and the above content is absolutely professional. Remember to adopt it if it is useful.