Shanghai QualityWell Industrial Co., Ltd. Shanghai QualiyWell is a modern leading manufacturer of temperature instruments in China. Thanks to the long experience and the technical abilities of its staff, Quality Well can produce high quality items. Precision, attention to the details, organization, competence, development are some of our Company key points. Our instruments are manufactured in the respect of the European and American standards (EN, BS, UNI, ASME etc.), they are carefully calibrated and accurately inspected. In order to ensure a high quality, our attention starts from the inspection of the incoming raw materials until the final control and test before shipment. We can offer standard as well as customized solutions for different applications in the chemical and petrochemical industry, food industry, power engineering, plant construction, HVAC industry, pipeline and heating industry etc.