Price inquiry and comparison for the calibration of positive-pressure air respirators at Chongqing Xiangyu Salt Chemical Co., Ltd.

I. Project Overview and Scope of Selection:
(1) Name: 2026 Positive-Pressure Air Respirator Calibration.
(2) Location: No. 98, Longxiang Avenue, Wanzhou District, Chongqing.
(3) Scope of the selection process: 1. Perform verification of positive-pressure self-contained breathing apparatus in accordance with the requirements set forth in the attachment and issue the corresponding report.
2. Cylinders for positive-pressure air respirators may be mailed to the factory for calibration; the mask and backplate must be calibrated on-site.
3. During the inspection period, Party B shall provide 20 spare cylinders that have passed inspection for use by Party A.
(4) Acceptance Criteria:
Complies with the “Safety Technical Supervision Regulations for Gas Cylinders” (TSG R0006-2014) and the “Periodic Inspection and Assessment of Composite Gas Cylinders for Respiratory Equipment” (GB 24161-2009).
II. Establishment of Applicants and Eligibility Requirements
Business license; the scope of business must include the provision of technical services related to the inspection and testing of gas cylinders.
It is mandatory to hold an approval certificate for special equipment inspection and testing institutions.
III. Submission of Materials
(1) The inquiry and price‑comparison documents must be mailed to the following address before 14:00 on June 8, 2026: No. 98 Longxiang Avenue, Wanzhou District, Chongqing (Chongqing Xiangyu Salt Chemical Co., Ltd.), addressed to Teacher Ran. Contact number: 18883612196.
IV. Methods for Reporting and Supervision:
Supervision and Reporting Hotline: 023-61002070; Reporting Email: xyyhjw@126.com

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