gōng / sī / jiàn / lì / le / wán / shàn / de / bǎo / zhàng / jiān / dū / zhì / dù / yǐ / què / bǎo / yuán / gōng / quán / yì / dé / dào / bǎo / hù公司建立了完善的保障监督制度,以确保员工权益得到保护。The company established a sound safeguards and oversight system to protect employees' rights.