Shenzhen Hopetime Industry Co.,Limited
HopetimePCB & GWT

What’s happening?Why does the soldering never sticks on the PCB circuit board,and The welding stays loose on the wire I'm soldering.... View More>>
Can lead free flux be used with lead solder?... View More>>
Is there any substitute for flux when soldering?... View More>>
What to do when solder a component with a wrong place into a circuit board... View More>>
Why did the SMT pad fall off easily when soldering the PCB boards... View More>>
How do you solder and remove a diode on a circuit board?... View More>>
What is Integrated Circuits?... View More>>
Can a transistor (or other components) be damaged due to the heat of a soldering iron during the PCB soldering process... View More>>
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