Do the cleaning staff of Yuhetian sign a contract?

Sign the contract. According to the query "Labor Contract Law of the People's Republic of China". To establish a labor relationship, a written labor contract should be concluded, so Yuhetian cleaners need to sign a contract. Cleaners refer to people who use special cleaning and maintenance tools to engage in waste removal, garbage cleaning, river bank facility maintenance, and urban environmental protection in streets, squares, large indoor gathering places, etc.