Patent Certificate

Furnace cleaning agent and preparation method

Red gum cleaning agent

Oil pollution cleaning agent and preparation method

Lead Free Flux and preparation method

Water-based hardware ink cleaning agent and preparation method

Low volatile rosin flux and preparation method

Improved electric solding iron

An electric soldering iron with a wooden handle

Electric solding iron

Electric soldering bit

A constant temperature welding clamp

A homoiothermal soldering station heating core

Constant temperature soldering station

Circuit board protection paint

Preparation method of active flux

No-clean Flux

Halogen-free and No-clean Flux

High impedance flux and preparation method

Food-grade release agent and preparation method

No-clean and No Residual Flux