Germany CY Group (Hong Kong) Limited, founded in 1977, specializing in electrical engineering and experimental climate modeling (under conditions such as high temperature, humidity, sunlight, low temperature and so on); The products of CY Group, including low temperature climatic environment test equipment, humiture environment test equipment, stability test equipment, quick temperature change test equipment, temperature shock test equipment, etc. are widely used in areas such as automobile, aviation, electronics, pharmacy, textile, etc.

Products are made according to JIS, VW, IEC, QCT, GMW, PV, DIN, ASTM, FDA, GMP, ICH, etc.

Standard equipment manufacture started in 2011 in Jiading District, Shanghai, China, technique and product appearance controlled by Germany CY.