国产亚洲精品二区_欧美日韩精品久久免费_精品日韩欧美一区二区三区_91久久人人夜色一区二区_成人精品小舞_少妇性色午夜淫片aaa播放5

┆English ┆ 中文 ┆

TEL:0760-886-88888, 2340-8888 FAX: 0760-23400-888, 23400-988

China Harvar group participated in the twenty-second China International Electronic circuit exhibition held at Expo exhibition hall, Shanghai, China.

The 2013 Spring International PCB technology / Information Forum held during the exhibition was given by Professor Jing Li, the deputy director of the Zhongshan harvar Institute, to give a speech on the world's original "principles, features and applications of a new alkaline chemical silver process replacing chemical nickel gold."

Figure 1

Figure 2

Figure 3


Figure 4

The picture shows Professor Fang Jing Li, deputy director of the Hafu Research Institute in Zhongshan.

Congratulations on our successful participation in the 22 China International Circuit exhibition held at Expo 2010
Shanghai exhibition hall.