Strong r&d team

Lean strong manufacturing capability and r&d team

Service Team

Perfect first-class service team

Technical patent

Has a number of national technology patents

Factory direct

To provide customers with nanny-type service, completely solve customer worries.

OTS advantage


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 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.
We also have two websites, Alibaba and Made in china
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Company History


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