uccessfully signed a contract with Jiangsu Huili
Successfully signed a contract with Jiangsu Huili in June 2020
Successfully signed a contract with China Unicom
Successfully signed a contract with China Unicom in June 2020
Successfully signed a contract with Shanghai Petroleum
Successfully signed a contract with PetroChina in June 2020
Successfully signed a contract with China Mobile
Successfully signed a contract with China Mobile in June 2020