PX Mart Co., Ltd. (全聯實業股份有限公司), operating as Pxmart , is a supermarket chain in Taiwan. It is also known as Chuan Lian Center. The corporate headquarters is located in Zhongshan District, Taipei. As of 2011, the chairperson is Lin Ming-hsiung . As of 2008, Pxmart is Taiwan's largest "hard discounter" chain.

Originally government-run post exchanges (PXs) for military and government workers (identification was required to shop there), the stores were privatized in 1998 and became open to the general public.

There are currently 909 stores in Taiwan.