OTS has been dedicating in providing professional testing equipment with top quality since its establishment in 1978, It owns sophisticated and advanced technology in producing temperature and humidity chambers,climatic test chambers, environmental test chambers, thermal shock test chambers, rain and dust test chambers, salt spray chambers ,walk in /drive in test chambers and other customized test chambers,tensile tester, vibration test equipment, etc. Products made by OTS reach international standards:ISO, ASTM, DIN, EN, GB, BS, JIS, AMSI, UL, TAPPI, AATCC, IEC. They are also widely used in different area: R&D Institutions, Quality Inspection Institutions,Universities,electronics,communications,instrumentation,automobile ,plastic ,metal, Building materials, Aviation, etc.