Which Unicom business office in Liaoyuan can replace cards?

"Card replacement is generally handled at China Unicom's own business halls, and you need to bring a valid ID to apply for it. For which business hall supports it, you can first check the local China Unicom's business hall inquiry interface in China Unicom's online business hall. Have the specific address and contact number of the business office, and then call the business office that is convenient for you to see if it supports it. Just confirm that it is supported and then go to the business office to avoid a wasted trip to the business office inquiry website: /oftenInfo.html? menuId=000400010001 For example, the following business halls: Jichun Road Business Hall, Dongliao County Business Hall, Dongfeng County Dongfeng Road Business Hall, Xining Business Hall, Longshan Business Hall, Shanwan Business Hall, Xi'an Business Hall, Dongshan Business Hall.