Last month, the Hong Kong garment manufacturer said it had so far failed to negotiate an agreement with striking workers at the Artigas factory in Shenzhen, which is a supplier to Fast Retailing, operator of the Uniqlo casual clothing chain.
Take context from the input text and decide on the accurate relationship between 'Uniqlo' and 'clothing' from the options provided.
Options: publisher, employer, director/manager, product/material produced