Enclosure Protection Testing, usually called as IP degree testing, is mainly used to evaluate the reliability of the enclosure protection under different rigorous conditions such as dust, humidity, watering and diving for all kinds of enclosure of electric appliances and its seal elements in order to verify whether the working performance of the products and components will be damaged or not as well as provide relevant protection requirements to prevent the exposure of human body to hazardous parts.
IP is shortened form INTERNATIONAL PROTECTION, which means internationally recognized protection degree. IP degree is normally made up by 2 numbers or additional letters: The first number is the degree of prevention against the solids entry. The second number is the degree of prevention against the water entry. Bigger number generally means higher protection degree.  

CVC is the chairman organization of the Technical Subcommittee on Testing of Climate of the National Technical Committee on Environmental Conditions and Methods of Test for Electric and Electronic Product of Standardization Committee, Testing Center of Environmental Adaptability for Mechanical Industry, PTP of low temperature testing of CNAS. Testing service team of high efficiency will provide the most professional service to our partners.

 With all kinds of domestic and imported testing equipments, the environment testing laboratory of CVC can provide diverse testing items such as waterproof, dustproof, oxygen bomb and blank ammunition, etc., which can comply with requirements of environmental test and environmental adaptability evaluation for electric and electronic products and materials of different industries. With the biggest testing base and the most complete testing equipments in Southern China, our laboratory can help clients to quickly find the product defects, accurately evaluate the environmental adaptability of products and shorten the test cycle of environmental reliability and comply with requirements of national and international standards, specifications and clients.

As one of the largest testing and evaluation authorities with the longest history and the strongest power, CVC can provide:
Comprehensive testing and evaluation services of safety, performance, EMC, material and environment of products such as household appliances, vehicle and auto parts, electric accessories, compressors, motors, lighting products, welding machines, electronic appliances, batteries, toys, mechanical appliances, internal combustion engines.
Through quality service assurance of industrial chain such as certification of products and system, calibration, inspection, training, service of standards and industries, proficiency test, technical consultation, CVC helps the partners to keep their competitive advantages.