Dongguan Xin Bao Instrument Co.,Ltd with owner brand of 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 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 testing machine, vibration test machine, 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.  

Now our company has two main production bases over 3 0, 0 0 0m² each in Taiwan and Dongguan, a branch company in Suzhou and offices in South Asia, Europe ,USA . OTS has an independent laboratory which exhibits all of our currently produced machines, so customers can check the function and quality in one-time. What’s more, OTS has many finished equipment in stock so that we can delivery products to you urgently. Every machine produced by OTS must be examined before shipment and with lifetime maintenance service.  

With the exquisite manufacturing process, an innovative development and research team, a professional sales team and excellent after-sale service, OTS is ready to take part into international market and set an example in this field.