Our company is a hi-tech company who is mainly engaged in the R&D and selling diodes and transistors. Our company has ISO9001:2008 certification and also a member of Chinese Semiconductor Association. Our head office locates in No. 978, Tianchen Road, Hi-Tech Development Zone, Jinan. We have established branches in Beijing, Shenzhen and Shanghai to supply diodes, transistors and provide technical support for the customers in the regions. Our independent products "Lu Jing" brand are widely ...