欧美日一区二区三区精品,欧美区一区视频在线观看,国产精品黄色av,亚洲av色香蕉一区二区,色七七日本亚洲综合视频,免费在线观看国产一区二区三区

Shenzhen Zhongyuan Circuit is a professional PCB manufacturer located in Songgang Shenzhen and established in 2012.
      We are producing from single-sided to 12-layers PCB with material in conventional FR4, aluminum-based, Rogers, Panasonic & etc, and the products are widely used in LED, telecommunication, consumer electronics, digital instrument and household products.
     There are about 300 employees in our factory now. It covers floor area of 20000 square meters, and can achieve annual production of 300,000 square meters with expanding space of 10%. . We are an UL, ISO 9001, ISO14001, CE, COC certified high quality PCB manufacturer.

網(wǎng)站建設(shè)