How to lift the blacklist of Hefei Joint Guarantee?

Contact UNPROFOR customer service. He is the customer service department of Hefei Lianbao. He asked the customer service about his blacklist and asked to cancel it. You can contact Hefei Lianbao customer service by telephone, email or WeChat. Hefei Lianbao Information Technology Co., Ltd., with a registered capital of1000000 yuan, is located in Room 1605, Lenovo Science and Technology Port, No.5899 Xiyou Road, Hefei Economic and Technological Development Zone, Anhui Province.