noun
contract system
A system where work is performed under a contract, often used in business, construction, or employment contexts.
この工場では請負制度を導入している。
This factory has introduced a contract system.
請負 is the general term for contracting or undertaking work; 請負制度 specifically refers to the system or framework of contracting.
Compound of 請負 (ukeoi, 'contract') and 制度 (seido, 'system').