0.8mm lead-free solder wire boutique environmental protection solder wire manufacturers SN99.30.7CU rosin core pure tin tin wire

We are mainly engaged in the research, development and production of solder paste, tin ball, electronic flux, industrial cleaning agent, lead-free solder wire, solder bar, solder sheet, and insulating varnish. The sales network covers all provinces of China and more than ten countries and regions in the world.