the Executive Chairman of the Presidium of the International Science, ・Executive Chairman of the Presidium of the International Science, Technology and Innovation Forum (ISTIF) of the Boao Forum for Asia ・Chairman of the Macao Committee for Guangdong-Hong Kong-Macao Greater Bay Area (GBA) Development ・Vice President of the International Finance Forum (IFF) ・Board Member of Mota-Engil Group (listed on EURONEXT LISBON PTMENOAE0005) ・Deputy to the 11th & 12th National People’s Congress (NPC) Lionel Leong or Leong Vai Tac (Chinese: 梁維特; born June 1962), local Chinese, is a political figure of the Macao Special Administrative Region of the People's Republic of China.

Additionally, the Council agreed to appoint several individuals as members of the Forum's Advisory Board, including former Slovenian President Türk, former Finnish Prime Minister Aho, former United Nations Under-Secretary-General Akhtar, and former Secretary for Economy and Finance of the Macao SAR Government Leong Vai Tac.

The inclusion of these individuals is expected to bring diverse experiences and insights to contribute to the Forum's strategic direction and policy recommendations.

[4] The Macao Committee for Guangdong-Hong Kong-Macao Greater Bay Area Development of the Boao Forum for Asia was established on November 10, 2020.

On 1 December 2009, he was re-appointed as the member of the 3rd Executive Council of MSAR together with 7 other individuals including Leong Heng Teng and Liao Zeyun.

(Member List of the Executive Council of MSAR) (The 2nd Executive Council) Florinda da Rosa Silva Chan, Tong Chi Kin, Leong Heng Teng, Liao Zeyun, Ma Iao Lai, Ho Iat Seng, Leonel Alves, Cheang Chi Keong, Lam Heong Sang and Leong Vai Tac.

(The 3rd Executive Council) Florinda da Rosa Silva Chan, Leong Heng Teng, Liao Zeyun, Ma Iao Lai, Leonel Alves, Cheang Chi Keong, Leong Vai Tac, Chan Meng Kam, Ho Sut Heng, Wong Yue Kai, Lam Kam Seng (appointed at 2013 year-end).

Leong also held the positions of the President of the Advisory Board of Macau Productivity and Technology Transfer Center, member of Board of Trustees of Macao Cultural Industries Fund, member of the Evaluation Committee of Macao Science and Technology Awards, Convener of Designated Project Team of MSAR Cultural Industry Committee.

The Trilateral Commission is a non-governmental, policy-oriented forum that brings together leaders in their individual capacity from the worlds of business, government, academic, press and media, as well as civic society.

The Commission offers a global platform for open dialogue, reaching out to those with different views and engaging with decision makers from around the world with the aim of finding solutions to the great geopolitical, economic and social challenges of the time.

[6] Leong is also a Member of the Council of Advisors for the Boao Forum for Asia (BFA), a platform for economic and social dialogue in the Asia-Pacific region.

Previous research topics cover political talents, regional cooperation, middle class society, public administration reform, quality of residents, social economy, etc.

Since 2002 until now, the research centre has been organising "Brainstorming for Macau" 「齊為澳門動腦筋」event every year, random events and discussion talks such as "Politics and Social Salon" 「時政沙龍」, as well as inviting guests from different sectors to share views on Macao's policy development.

[citation needed] Smartable Holding Limited has the capacity to service 30,000 hotel rooms and 110,000 uniforms daily, making it one of the highest productivity professional laundries globally, measured per square foot.