CHALLENGER , focused on design, development, manufactureand sale of the series bitumen handling equipments .CHALLENGER now is engaged in the production of as follows:Colloid Mills for polymer modified...

7 Hanjiang Road, Development Zone, Yantai City 264

Yantai Addcare Bio-Tech is engaged in the development, production and sales of advanced liquid handling systems, automated immunoassay workstations and related products.Addcare's proprietary ...