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This specification is applicable to the design, construction, and acceptance of the electro-acoustic engineering part of newly built, renovated, and expanded public broadcasting systems p> Basic Information: English Name: Technical code for public address system engineering Standard Status: Voided Substitution: Replaced by GB/T 50526-2021 Bid Classification:>& Gt& Gt& Gt; P31; M61 Issuing Department: Ministry of Housing and Urban Rural Development of the People's Republic of China Issuing Date: 2010-05-31 Implementation Date: 2010-12-01 Expiration Date: 2021-10-01 Drafting Unit: Function of testing report:1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report 2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems100% inspection and testing process:1. Telephone communication and confirmation of requirements 2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:1. The testing industry is fully covered, meeting different testing needs 2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate 4. Free initial testing, with no testing fees charged 5. Self service order delivery for free on-site sampling 6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China |