*ST Aeronautical Chart announced that China Chengxin International decided to downgrade the main credit rating of Aerospace Hongtu Information Technology Co., Ltd. from B to CC, with a negative rating outlook; downgrade the credit rating of “Hongtu Bonds Transfer” from B to CC.

*ST Aeronautical Chart announced that China Chengxin International decided to downgrade the main credit rating of Aerospace Hongtu Information Technology Co., Ltd. from B to CC, with a negative rating outlook; downgrade the credit rating of “Hongtu Bonds Transfer” from B to CC.