Dazhangzi Innovation and Pioneer Industrial park, Chengde City, Hebei Prov., P.R.China.

Chengde ChengXin Automation Engineering Co., Ltd is a high-tech enterprise which engages in specializing in design and manufacturing kinds of calculating instruments. <br/> <br/...

A.1st.Floor, No.2 Building, No.368 North Xinshi Road,

Hebei Create Instrumentation Technologies Co., Ltd. is a professional developer and manufacturer of electrochemical analysis instruments and transmitters.It specializes in the fields of water purifica...

Room No.1508, Ximeihuajie Building,Hongqi South Street

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No458 changming street

Established in 1995, NANHAO Group is a key national high-tech enterprise specializing in the independent R & D, manufacturing, sales and services of education information products in China. NA...