legal ground
Article 14 of the Company Law of People's Republic of China (PRC)
Companies can set up branches. The establishment of a branch company shall apply to the company registration authority for registration and obtain a business license. A branch company does not have legal person status, and its civil liability shall be borne by the company. A company may set up subsidiaries, which have legal personality and independently bear civil liabilities according to law.
Article 667 of the Civil Code of People's Republic of China (PRC)
A loan contract is a contract in which the borrower borrows money from the lender, repays the loan at maturity and pays interest.