Coinstreet Alliance is a win-win collaboration business partnership program among top-notch blockchain professionals and service providers. By combining our mutual strengths and leverage on geographical advantages from partners from different regions of the world, we can win in the growing blockchain market together.


In 2018, Mr. John Ma (Ph.D., BBS), Managing Director of Carrianna Holdings Limited and Sam Lee, Founder and CEO of Coinstreet, have founded the Belt & Road TechFin Association, which aim to promote fintech and tech-fin initiatives in China and along the 65 countries cover in the Belt & Road Initiative.

Ethereum South China & Asia Communities

Ethereum Shenzhen

In 2017 – Creator of Ethereum and Co-founder of Ethereum Foundation, Vitalik Buterin, came to Shenzhen China to support the launch of Ethereum Shenzhen & south China community, which was founded by Sam Lee, Founder & CEO of Coinstreet.

Gibraltar Stock Exchange &

Gibraltar Blockchain Exchange

Chief Crypto-economics Advisor

In October 2017, Gibraltar Stock Exchange announced to launch Gibraltar Blockchain Exchange and Rocktoken ICO.  Sam was invited to be the Chief Crypto-economics Advisor of the project.

The Hang Seng University of Hong Kong

Executive Development Centre

Honorary Guest lecturer, and 

Fintech & Blockchain Committee

The Hang Seng University of Hong Kong (HSUHK) is a non-profit, self-financing, liberal-arts-oriented private university in Hong Kong, offering a wide range of undergraduate and taught postgraduate degree programmes.

HSUHK, formerly known as Hang Seng Management College and Hang Seng School of Commerce, is a degree-granting institution since 2010. It officially became a private university with the approval from Hong Kong SAR Government in October 2018.

Blockchain Centre of Hong Kong


To enable Hong Kong to be global market leader for leveraging the use of blockchain technology; and to revolutionise various industries with new business and growth opportunities.


To promote the adoption of blockchain technologies across various industries in Hong kong.

To connect international corporations, investors, developers, policy-makers, researchers, and enthusiasts in order to collaborate with the blockchain community of Hong Kong, and connect with both global leaders and best practice.