Great Wall Motor's HK shares rise most in 7 weeks, co says shareholder pledges A-shares

** Hong Kong shares of China's Great Wall Motor Co Ltd rise as much as 7.4% to HK$20.35, their highest since May 7

** Stock on course for its biggest percentage gain since April 1, among the 30 most actively traded by turnover

** Co says controlling shareholder Baoding Innovation Great Wall Asset Management Co Ltd has pledged 110 mln A-shares with Bank of Hebei for working capital loan business of Baoding Great Wall Industrial Park Construction Development Group Co Ltd ()

** Hebei, China-based automaker says the pledge risk is within controllable scope and the controlling shareholder has confirmed that there is no liquidation risk to the shares pledged by it

** The Hong Kong Hang Seng Commerce & Industry Index slips 0.6%, and the Hong Kong composite Industry Index tracking industrials falls 1.1%

** Great Wall Motor's Shanghai-listed shares rise as much as 4% to their highest since April 21

** The Hang Seng China enterprises index slides 0.8%, and the benchmark index eases 0.9%

** As of last close, Great Wall Motor's Hong Kong-listed shares had fallen 28.8% this year.