Shangyu guanbai street Dongsheng home appliance maintenance department. The place where the shaver battery can be replaced in Shangyu is Dongsheng Household Appliances Maintenance Department in Guanbai Street, Shangyu. Shangyu Guanbai Street Dongsheng Home Appliances Maintenance Department is mainly engaged in the maintenance of electric irons, humidifiers, air purifiers, hair dryers, razors and depilators. Address: Jinhai Electric Power Service Center, Shengzhou, Caifangbei, Hengli, Shangyu.