Tianjin Guangfu Institute of Fine Chemicals
Tianjin Guangfu Fine Chemical Research Institute (General Partnership) has been committed to researching and developing new products, standard substances, and standard solutions that are in short supply in the market for many years, and assisting the
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Tianjin Guangfu Fine Chemical Research Institute (General Partnership) has been committed to researching and developing new products, standard substances, and standard solutions that are in short supply in the market for many years, and assisting the industry in establishing various testing methods and standards.

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At Barentz, our unique team spirit is derived from our shared passion for knowledge of the challenges that our customers face and finding solutions for them.
We are a distributor with in-depth knowledge about our suppliers’ products, including appliWe are a company of universal industrial electronics and are one of the leading manufacturers in the field of fault reporting technology with alarm annunciator. Under the motto "the power to control", we develop and produce multifunctional fault sig