Recently the Chinese urban low-income groups have been the hot topic of academic research.

近年来，中国城镇居民中的低收入群体问题成为理论界研究的热点。

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As vulnerable groups in society, urban low-income not only have the right of residence, but also require more comfortable living environment with the improvement of living standards.

作为社会中的弱势群体，城市低收入者不但有居住的权利，随着生活水平的提高，对居住环境的舒适度也有了更高的要求。

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