Dalian Fude Machinery Manufacturing Co., Ltd
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Beijing Coupling Technology Co., Ltd. was established in 2006. It is a high-tech company with pharmaceutical chemistry and organic chemistry as its core technologies, integrating scientific research, production, and trade. It also provides research a
We develop and produce electronic measuring systems for environment protection, ventilation systems, air conditioning, filter monitoring, air-pollution-, filter- systems, clean-room technology, level- and flow-monitoring.
SED was founded in 1984 and is engaged in the development, manufacture and distribution of sophisticated valve technology and flow meters. The aseptic diaphragm valve and all the corresponding components is the main focus of SED. With more than 20 ye
