Thank You to WINWALL TECHNOLOGY PTE.LTD for Purchasing the Airborne Sound Insulation Laboratory Project

WINWALL TECHNOLOGY PTE.LTD成立于1992年，位于新加坡，是亚洲领先的建筑幕墙与围护系统第三方检测认证机构，注册编号为199206958K。公司拥有新加坡 SAC 认证资质，检测报告具备国际互认效力，专注提供幕墙、门窗及围护系统的气密性、水密性、抗风压、结构安全、防火性能等权威检测与技术服务，项目经验超过千个。业务覆盖新加坡、马来西亚、越南、印度、中国等多个国家和地区，并在印度设有合资实验室，凭借专业技术与严谨服务，为全球建筑工程提供可靠的第三方性能验证与安全保障。

WINWALL TECHNOLOGY PTE.LTD (Winwall Technology Private Limited) was founded in 1992 in Singapore. It is a leading third-party testing and certification agency in Asia for building façades and enclosures systems. The company holds SAC accreditation from Singapore and its test reports are internationally recognized. WINWALL specializes in providing authoritative testing and technical services for the airtightness, water resistance, wind pressure resistance, structural safety, and fire performance of façades, windows, and enclosures. With over a thousand projects completed, the company’s business covers Singapore, Malaysia, Vietnam, India, China, and other countries and regions. WINWALL also has a joint venture laboratory in India, offering reliable third-party performance validation and safety assurance for global construction projects through its expertise and rigorous services.

广州丹品人工环境技术有限公司是由一批国内外多年从事各类声学技术研究、具有丰富理论和实践经验的声学专家和专业工程师团队组成，拥有自己的办公楼和工厂，工厂内建有符合CNAS标准的声学实验室，可以监控自己产品的声学技术指标及对外进行声学测试服务。通过丹品团队的艰苦奋斗和持续不断的创新与发展，其设计、生产、安装的声学实验室具有技术指标精准、绿色环保、质量耐用、外观漂亮、科技含量高的产品。广州丹品的关联公司广州丹测声学技术研究有限公司是专业从事声学测试仪器研发的高科技公司，丹品的声学环境可以和丹测的测试仪器进行完美的无缝配合，因此可以提供声学实验室完整的解决方案。

GZ DP Anechoic Co., Ltd. is composed of a team of acoustic experts and engineers with years of experience in acoustic technology research and application. The company owns office buildings and factories, with an acoustic laboratory that meets CNAS standards, enabling them to monitor their product’s acoustic performance and provide external acoustic testing services. Through continuous innovation and hard work, GZ DP has developed high-precision, environmentally friendly, durable, aesthetically pleasing, and technologically advanced acoustic laboratory products. GZ DP’s affiliated company, GZ DP Acoustic Technology Research Co., Ltd., is a high-tech company specializing in the research and development of acoustic testing instruments. The seamless integration of GZ DP’s acoustic environments with GZ DP’s testing instruments enables them to offer complete solutions for acoustic laboratories.

声学实验室; 消声室；半消声室/半消音室；全消声室/全消音室；精密级消声室；精密级半消声室；精密级全消声室；隔音室(隔声室、隔音房、静音房)；隔音箱/隔声箱；混响室；试听室(聆听室、听音室)；无响室(无音室)；静音室(防音室)；噪声室(噪音室)；空气声隔声实验室；楼板撞击声隔声实验室；汽车NVH实验室；声学测量仪器；振动测量仪器；半消声室方案；声学测试设备；消声室厂家；声学工程；声学研究所；半消声室设计；全消声室设计；在线隔声室。

Acoustic Laboratory; Anechoic Room; Hemi-Anechoic Room / Semi-Anechoic Room; Full Anechoic Room / Full Soundproof Room; Precision Grade Anechoic Room; Precision Grade Hemi-Anechoic Room; Precision Grade Full Anechoic Room; Soundproof Room (Sound Isolation Room, Soundproof Cabin, Quiet Room); Soundproof Box / Sound Isolation Box; Reverberation Room; Listening Room (Audiology Room, Sound Testing Room); No Echo Room (Silent Room); Quiet Room (Noise Reduction Room); Noise Room (Soundproof Room); Airborne Sound Insulation Laboratory; Floor Impact Sound Insulation Laboratory; Automotive NVH Laboratory; Acoustic Measurement Instruments; Vibration Measurement Instruments; Hemi-Anechoic Room Solutions; Acoustic Testing Equipment; Anechoic Room Manufacturers; Acoustic Engineering; Acoustic Research Institutes; Hemi-Anechoic Room Design; Full Anechoic Room Design; Online Soundproof Room.

一、采购内容

1. Project Scope

空气声隔声室；

Airborne Sound Insulation Laboratory;

二、依据标准

2. Applicable Standards

（1）GBT 19889.1-2005 声学 建筑和建筑构件隔声测量第1部分：侧向传声受抑制的实验室测试设施要求；

（2）GBT 19889.3-2005 声学 建筑和建筑构件隔声测量第3部分：建筑构件空气声隔声的实验室测量。

(1) GBT 19889.1-2005 Acoustics — Measurement of sound insulation of buildings and building elements — Part 1: Requirements for laboratory test facilities with suppressed lateral sound transmission;

(2) GBT 19889.3-2005 Acoustics — Measurement of sound insulation of buildings and building elements — Part 3: Laboratory measurements of airborne sound insulation of building elements.

三、主要指标及项目内容

3. Main Specifications and Project Content

当环境噪声 Len(A) ≤ 65 dB(A)，周围无异常干扰（如砸地、打桩、冲击、液压叉车及行吊来回移动等），且室内设备全部关闭时，本底噪音 Lgn(A) ≤ 30 dB(A)。

When the environmental noise level Len(A) ≤ 65 dB(A), with no abnormal interference (such as ground pounding, piling, impact, hydraulic forklifts, and cranes moving back and forth), and with all indoor equipment turned off, the background noise level Lgn(A) ≤ 30 dB(A).

四、联系方式

4. Contact Information

电话：400-682-3698
海外咨询：+6011 5135 5819

更多信息欢迎来电咨询。

Phone: 400-682-3698
International: +6011 5135 5819

For more information, please feel free to contact us.