Why can't official website get into Changsha Rail Transit Group Co., Ltd.?

Official website of Changsha Rail Transit Group Co., Ltd. can't get in, and the backstage is under maintenance. Official website of Changsha Rail Transit Group Co., Ltd. can't get on the board because of upgrading the system and maintaining the internal data in the background. Changsha Rail Transit Group Co., Ltd. was established in June 2006 with a registered capital of 5 billion yuan. This is a wholly state-owned company. The company now has 65,438+08 departments, 65,438+04 wholly-owned subsidiaries, 65,438+0 branches and 3 joint-stock companies.