Discover the full directors' dealings record of CHYY Development Group Ltd., a publicly traded company based in Hong Kong. Shares are quoted on HK HK, under the authority of HKEX. Operating in the Industrials sector, CHYY Development Group Ltd. has logged 3 insider filings. Market capitalisation: €157m. The latest transaction was reported on 13 May 2026 — Purchase. Among the most active insiders: Zhang Yiying. The full history is accessible without an account.