China Testing & Certification International Group Co., Ltd. (CTC, Stock Code 603060) originated from the testing and certification business of China Building Materials Academy in the 1950s. After 70 years of unremitting efforts and persistent pursuit, the company has formed five business categories: detection and testing, certification and evaluation, testing instruments and intelligent manufacturing, measurement and calibration, scientific research and technical services, committed to providing customers with technical services and comprehensive solutions of detection and testing, certification and evaluation, appraisal, consultation, training, and instruments and equipment in fields of quality, environmental protection, green, safety, health, and energy conservation.

Noise not only interferes with people’s normal rest and work efficiency but can also cause potential damage to the auditory system, cardiovascular system, and nervous system with long-term exposure, making it an environmental health issue that cannot be ignored. To effectively control noise pollution, professional noise testing services are crucial. Based on relevant national standards and specifications, this service uses professional equipment such as sound level meters and spectrum analyzers to accurately measure and analyze various types of noise. The aim is to accurately assess noise levels and provide a scientific basis for noise control, environmental management, and planning decisions.
Noise testing for different locations such as industrial enterprises, airports, construction sites, railways, and residential areas.
Wind Farm Noise, Acoustic Environmental Function Zone Noise, Industrial Enterprise Boundary Environmental Noise, Construction Site Boundary Environmental Noise, Indoor Noise in Civil Buildings, Environmental Noise, Environmental Vibration, Airport Noise, Regional Acoustic Environment Noise, Social Living Environment Noise, Indoor Noise from Fixed Equipment with Structural Transmission, Sound Source Noise, Railway Noise, Railway Boundary Noise, Railway Environmental Vibration, Urban Area Environmental Vibration, etc.
Holds CMA and CNAS accreditations, covering a wide range of parameters. Reports are authoritative and highly recognized by various clients.
With subsidiaries across 12 provinces, we can offer localized services and ensure rapid response.
Possesses a professional technical team and advanced testing instruments, ensuring the scientific accuracy and reliability of test data.
Has long-term experience undertaking testing tasks for various government agencies and major projects, with rich experience in complex environmental noise monitoring.
Links


