EverProX Technologies surges as key shareholder raises stake

** Shares of EverProX Technologies 300548.SZ surge nearly 9% to 139 yuan, their highest level since October 29

** Stock on course for the biggest one-day pct rise since November 10 in the fourth consecutive session of gains

** China-based integrated optoelectronic devices producer says key shareholder Yangtze Optical Fibre 601869.SS bought 3.61 million shares, or 1.22% of the co's issue share capital, on November 9-10 for 421 million yuan ($63.14 million)

** Yangtze Optical Fibre's shareholding in EverProX increased to 20% from 18.78%

** Yangtze Optical Fibre plans to further raise stake in the co for not less than 20 million yuan ($3 million) in the next three months

** YTD, Yangtze Optical Fibre shares up 136.8%, while EverProX down 6% and benchmark CSI300 Index .CSI300 down 12.3%

($1 = 6.6679 Chinese yuan renminbi)