Guangzhou DP Anechoic Undertakes the Semi-Anechoic Chamber Relocation and Upgrade Project for Xiamen Hongfa Electroacoustic Co., Ltd.
Summary: Guangzhou DP Anechoic T&E Co., Ltd. recently launched the semi-anechoic chamber relocation and upgrade project for Xiamen Hongfa Electroacoustic Co., Ltd. The project includes the careful dismantling of the existing laboratory, transportation of components, adaptation and reinstallation at the new site, reconstruction of the vibration-isolation foundation, and system commissioning. It aims to restore the laboratory's acoustic testing capabilities following relocation and support the company's ongoing product development and noise performance verification.
Xiamen Hongfa Electroacoustic Co., Ltd. is an established enterprise in China's electrical power equipment industry, specializing in the research, development and manufacturing of electrical products and related supporting equipment. The company places considerable emphasis on product noise testing and R&D verification. Following adjustments to its factory layout, the existing semi-anechoic chamber is to be relocated to a new facility, where it will be adapted to the new site conditions. A key challenge of the project is to preserve the existing laboratory facilities while adapting them to the new building environment and restoring the chamber's acoustic performance.
Guangzhou DP Anechoic T&E Co., Ltd. specializes in acoustic laboratories and environmental engineering. Its business covers the design and construction of anechoic chambers, semi-anechoic chambers, reverberation rooms and quiet rooms, as well as acoustic testing, technical consultancy and laboratory renovation services. With extensive experience in acoustic engineering projects, the company provides integrated services ranging from solution design and project implementation to system commissioning.
Keywords: Acoustic Laboratories; Anechoic Chambers; Semi-Anechoic Chambers; Anechoic Rooms; Full Anechoic Chambers; Precision Anechoic Chambers; Precision Semi-Anechoic Chambers; Precision Full Anechoic Chambers; Sound Insulation Rooms; Soundproof Rooms; Acoustic Enclosures; Reverberation Rooms; Listening Rooms; Free-Field Rooms; Quiet Rooms; Noise Rooms; Airborne Sound Insulation Rooms; Laboratory Floor Impact Sound Insulation Rooms; Automotive NVH Laboratories; Acoustic Measurement Instruments; Vibration Measurement Instruments; Semi-Anechoic Chamber Solutions; Acoustic Testing Equipment; Anechoic Chamber Manufacturers; Acoustic Engineering; Acoustic Research Institutes; Semi-Anechoic Chamber Design; Full Anechoic Chamber Design; Online Acoustic Enclosures.
I. Project Scope
This project involves the relocation and upgrade of an existing acoustic laboratory, covering multiple components, including sound insulation enclosures, sound-absorbing structures, vibration-isolation foundations and supporting systems. The existing sound insulation walls, acoustic wedges and soundproof doors, together with the ventilation, lighting, video surveillance and smoke alarm systems, will undergo careful dismantling, classification, transportation and reinstallation at the new site.
Due to differences in building conditions and pipeline layouts between the original and new facilities, the existing floating vibration-isolation foundation and vibration-damping ground structure cannot be relocated as a whole and must therefore be newly constructed to suit the conditions of the new site. In addition, wall connections, pipeline interface sealing and vibration-isolation treatments place high demands on the relocation and reconstruction process. DP Anechoic's technical team will conduct on-site assessments, develop a dedicated implementation plan and carry out phased installation and commissioning to ensure the coordinated operation of the laboratory structure and its supporting systems.
II. Key Technical Specifications
| Technical Parameter | Technical Parameter |
| Cut-off Frequency Fc | ≤100Hz |
| Background Noise Level Lgn(A) | ≤20dB(A) |
| Ambient Noise Level Len(A) | ≤60dB(A) |
Note: The background noise requirement applies under conditions where no strong low-frequency vibration or noise sources are present in the surrounding environment.

Reference Diagram
III. Project Significance
For manufacturing enterprises, acoustic laboratories are not only essential facilities for product noise testing but also an important part of their R&D verification systems. Through the careful relocation of existing laboratory facilities, adaptation to the new site and system restoration, this project will help Xiamen Hongfa Electroacoustic Co., Ltd. maintain its established acoustic testing capabilities and improve the utilization of its existing laboratory assets.
Guangzhou DP Anechoic T&E Co., Ltd. will continue to leverage its expertise in acoustic laboratory design, construction and engineering services, while further developing its capabilities in laboratory relocation, reconstruction at new sites and renovation. The company is committed to providing professional solutions that support the development and upgrading of R&D and testing environments for manufacturing enterprises.
IV. Contact Information
Overseas Enquiries: +65 9101 6778
WhatsApp: +60 11 5135 5819
China Hotline: 400-682-3698, 400-604-8982
Email: info@thunderstar.cn
For further information, please feel free to contact us.
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