标题(Title) 一般不超过80个字符
PCB,LED PCB-Welldone Electronics Ltd.
(37 个字符)
关键词(KeyWords)一般不超过100个字符
PCB,LED PCB
(11 个字符)
描述(Description)一般不超过200个字符
Welldone Electronics Ltd.(上正电子有限公司) is a professional PCB (Printed Circuit Board) manufacturer in China, serving design engineers and contract manufacturers. Welldone can meet all your PCB manufacturing needs from single sided to complex multi-layered PCBs and from prototype through ma ss p
(292 个字符)