For automotive construction and maintenance the demand for highest quality automotive parts is no longer behind the supply and we take pride to be listed among to High-Low Temperature Test Chamber Manufacturers and Exporters. Hardy Chongqing China Tecnology Co., Ltd LLC (Limited Liability Corp) owns cutting edge technology equipment and a high end manufacturing facility to deliver test chamber,climate chamber,testing equipment with unbeatable quality standards. To excel in what we do our manufacturing facility follows a strict quality maintenance system being a legal entity with Own Lisence. Our business history holds successful 50 Years of export and eventually growing export marketshare that has now reached Australia,Bahrain,Guatemala,South Korea,Mexico,United States.Headquartered in Chongqing, Chongqing, China, our professional enterprise was first introduced with a total business capital of US$50 Million - US$100 Million, in 1970. Combining top notch products, speedy shipping and professional customer support our experience led us to score Approx 0.5 Billion US Dollar worth revenue in a year reaching export ratio of around US$2.5 Million - US$5 Million.