HONG KONG, Dec 3, 2019 - (ACN Newswire) - Chen Hsong Holdings Limited ("Chen Hsong" or the "Group"; HKEX: 00057), one of the largest manufacturers of injection moulding machines in the world, has received two awards - "Grand Award" and "Certificate of Merit" - for its SPARK Series All Electric Injection Molding Machine and the Super Master Two...