Against the background of a steadily increasing minimum wage in China, the organization China Labor Watch found that workers for one of the largest iPhone suppliers have seen their wages decline.

China Labor Watch investigated the working conditions of workers employed by Pegatron, which is one Apple’s major supplier. Combining descriptive statistics with observations and interviews, they conclude that workers’ total income has decreased, there is still excessive and illegal overtime, and workers are not given proper protection.

The full report is available here. Click here to read China Labor Watch’ press release.