- Dec 13, 2011 Donation at "Tung Wah Charity Gala 2011"
- May 05, 2009 [Chinese Version Only] 中華珠寶鑑定中心獲ISO 17025「香港鑽石測試認可計劃」認證
- Dec 14, 2005 The Group's China Gems Laboratory Limited obtained ISO/IEC 17025 accreditation (Jadeite Jade Testing) from the Hong Kong Accreditation Service and meets the principles of the ISO 9001 Quality Management Systems standard