国产色综合一区二区三区,亚洲+国产+图片,亚洲欧美国产精品专区久久,九九视频免费,免费美女视频免费,闷死美女视频,中国美女视频免费

    Founded in 2007, the company is a national high-tech enterprise specializing in the research and development and manufacture of high-end HDI and high-layer circuit boards (PCB). The factory has an area of about 40,000 square meters, 500 employees, and an annual HDI production capacity of 480,000 square meters.