Case 1: Beijing Xisanqi - Soundproof Ceiling
Background
The client lived below a family with two young children. Footsteps, ball bouncing and chair dragging often continued late into the night, causing long-term sleep problems.
Solution
We installed a vibration-isolated ceiling system in the living room and bedroom, using acoustic membrane, insulation and board layers.
Result
Noise reduction: from 70 dB to 35 dB, about 35 dB lower.
Reference package: Home ceiling package, RMB 538/sqm, around 150 sqm.
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Case 2: Shanghai Pudong - Soundproof Wall
Background
The client worked from home and shared a wall with a neighbor who often played loud music and TV. Daily calls and focused work were affected.
Solution
We added an acoustic wall system to the shared wall, including framing, acoustic membrane, insulation, boards and surface finishing.
Result
Noise reduction: from 75 dB to 35 dB, about 40 dB lower.
Reference package: Home wall package, RMB 498/sqm, around 160 sqm.
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Case 3: Wuhan Jianghan - Integrated Soundproofing
Background
The room was affected by upstairs impact noise, neighbor noise and road traffic noise at the same time. The client had considered moving out.
Solution
We combined ceiling, wall, window and door treatment to create a full-room soundproofing plan.
Result
Noise reduction: from 80 dB to 30 dB, about 50 dB lower.
Reference plan: Ceiling plus wall packages, with windows quoted separately.
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Case 4: Shenzhen Futian - Bedroom Soundproofing
Background
The bedroom faced a main road. Continuous traffic noise affected sleep, especially at night.
Solution
We used a soundproof window plus ceiling treatment to focus on traffic noise and room comfort.
Result
Noise reduction: about 35 dB. Sleep quality improved significantly.
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Case 5: Guangzhou Tianhe - Office Acoustics
Background
An open office with 120 employees suffered from phone calls, meetings and team discussions interfering with each other.
Solution
We added lightweight acoustic partitions by department, absorptive ceiling treatment and isolated meeting-room soundproofing.
Result
Noise reduction: about 38 dB between zones. Employee satisfaction improved by about 40%.
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Case 6: Nanjing Jiangning - Soundproof Ceiling
Background
The client was affected by upstairs children running and dragging chairs. Communication with the upstairs neighbor did not solve the problem.
Solution
We installed a multi-layer vibration-isolated ceiling system in the living room and bedroom.
Result
Noise reduction: from 68 dB to 35 dB, about 33 dB lower.
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