[China Tianying: The First Set of Charge-Discharge Unit Test of Rudong 100MWh Gravity Energy Storage Project Was Successful] According to the news from China Tianying, recently, the first set of charge-discharge unit test of the Rudong 100MWh gravity energy storage project invested and constructed by China Tianying was successful. This will play a leading role in the field of energy storage and further help Rudong County to form a new pattern of coordinated development of new energy industries in multiple levels and fields. It is reported that the success of the first set of charge-discharge unit test of the project fully proves that China Tianying has the technology and strength to build and operate large-scale commercial gravity energy storage projects, which will lay a solid foundation for the successful grid connection of the overall project.