Sharemaestro, TianJin 712 Communication & Broadcasting Co., Ltd. (603712), 2026-08-01, https://sharemaestro.com/evidence/6a228b33-e1a8-4bce-a36e-336d8d68a7a8/
Record ID: 6a228b33-e1a8-4bce-a36e-336d8d68a7a8
Record checksum: 638077f55445f900b4b7659cddfa52a6134d7b5321e5c303792dce3dd8eb65e1