Yun Sun

Shanghai Chemspec Corp. engages in the research, development, production, and sale of fine chemicals. Its products are display materials, new energy battery materials, electronic chemicals, organic silicon materials, as well as pharmaceutical and agrochemical chemicals. The company was founded by Jian Hua Yang on November 14, 1996 and is headquartered in Shanghai, China.

CIMS Suzhou Co., Ltd. provides automated optical inspection solutions dedicated to enhancing production processes and yield in printed circuit board (PCB), high density interconnect PCB (HDI PCB), flex and rigid-flex PCB and IC substrates. The company offers automated optical inspection, automated visual/final inspection (AVI/AFI), smart factory solution, high density interconnect PCB, IC substrate, multi-layer PCB, flex PCB and special applications. CIMS Suzhou was founded in 2005 and is headquartered in Suzhou, China.