Inquiry Announcement The 36th Engineering Department of middling coal No.3 Construction (Group) Co., Ltd. is now inquiring about and purchasing the air hammer and its accessories used by the Xinzhuang Project Department, and sincerely invites units with the ability to undertake project implementation to make quotations. Please read the inquiry notice carefully before quoting and make substantive responses to the inquiry notice as required. 1、 Name of inquiry project: Xinzhuang Project Department's inquiry and purchase of air hammer and air hammer accessories II. Inquiry No.: CGRW-2025-003237 III. Quotation deadline: 18:00 p.m. 4, April 24, 2025. Time of bid opening: 18:00 p.m. 5, April 24, 2025. Name of information unit of the bid inviter: 36th Engineering Department of middling coal Third Construction (Group) Co., Ltd. (Xinzhuang Project Department) Contact person and contact number: Wei Guangzhi 18652158275 VI. Delivery date: delivery by stages and batches according to Party A's needs VII. Information of competitive materials: No. Material name, specification, unit quantity, price inquiry control, price execution standard supplier's quotation, pre tax unit price, pre tax total price, pre tax unit price Pre tax total price brand or standard 1 air leg drill YT28 sets 3235070MT/T903-2002 forward rotation (ABT Tianshui Shandong Mine Safety) 2 valve assembly YT28 sets 301203600MT/T903-2002 Forward rotation (AnBai Tuo Tianshui Shandong Mine An) 3 rotating sleeve components YT28 set 40783120MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 4 piston YT-28-1.10 piece 5084420MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 5 spiral nut YT28-1.08 piece 50311550MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 6 spline nut YT28-2.09 piece 50603000MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 7 ratchet YT28-1.02T piece 2522550MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 8 spiral rod YT24-1.09T piece 50291450MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 9 ratchet claw YT24-1.07 piece 5001500MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 10 tower type spring YT24-1.15 piece 5000.3150MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 11 large sealing sleeve YT28-3.07T piece 5000.5250MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 12 small sealing sleeve YT24-3.06T piece 5000.5250MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 13 water needle YT28-3.04T root 5001.4700MT/T903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An) 14 air needle YT28-3.05T root 5003.51750MT903-2002 forward rotation (AnBai Tuo Tianshui Shandong Mine An)