Shang Yi Industrial Co.; was established in 1999 in HongKong. With our abundant production experience, providing high quality and low price products to our valuable worldwide customers, Shang Yi has been engaged in producing Remote control and IT products design, manufacture and trade!
We has been engaged in producing PCB In 2006. PCB product include Single Board, Double Sided Boards and Multi-layered boards (10 layers).
We...
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