Liaoyang Hengye Chemical Industry Co., Ltd.
The company is a hi-tech enterprise engaged in research and development and production of fine chemicals. Relying on the technology of Dalian University of Technology, Shenyang University of Technology and other academies, the Company is committed toIntroduction
The company is a hi-tech enterprise engaged in research and development and production of fine chemicals. Relying on the technology of Dalian University of Technology, Shenyang University of Technology and other academies, the Company is committed to the development and production of fine chemicals.

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We produce high-quality laboratory glassware for the chemical and pharmaceutical industry, petrochemistry, biotechnology, environmental and medical engineering as well as for universities and schools.
Since 1959 Wieland Lufttechnik has been one of the leading manufacturers of industrial vacuum units, truck mounted vacuum loaders and stationary vacuum cleaning, vacuum conveying and dust extraction units.
Our vacuum units are used in many different