Dongke 54/56 paraffin Wax Wax Introduction The54/56 paraffin Wax Waxes produced by Dongke are of high purity. The highly refined grades meet the specifications for food contact, cosmetic and pharmaceutical applications. Continuous quality controls ensure
1KW TO 5KW JS Series Hydrogen Generator is PEMFC Hydrogen Generator which is efficient, reliable, low-cost and no gas emission and mainly used for small power portable device, emergency power supply system and power& heating supply system.
special oil for small and medium construction machinery Product characteristics ◆ Excellent cleaning and dispersing capacity, effectively prevent the piston ring from sticking; ◆ Good wear resistance property, prolong engine's running life; ◆ Good wea