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Which company is the cleaner of Wuxi Metro Line 4?

According to relevant information, Wuxi Metro Line 4 is the fourth subway line in Wuxi, Jiangsu Province, China. The first phase of the project was opened on 202 1, 12 and 17, and Wuxi Metro Technical Service Co., Ltd. was established on 20 12, with its registered place at Qingyang Road, nanchang district, Wuxi.