Who We Are

Expert Systems Holdings Limited (“Expert Systems Holdings”) was established with the foundation of Expert Systems Limited which found in 1985, is a leading information technology company headquartered in Hong Kong. Expert Systems Holdings is listed on The Stock Exchange of Hong Kong with the stock code 8319 and now operates under the brands “Expert Systems”, “ServiceOne” and “Expert AI Enabling” with over 1,000 information technology professionals serving small to large enterprises and institutions in the Asia Pacific region. We are agile with years of experience to help our customers and partners to succeed in the dynamic market.

Expert Systems Limited (“Expert Systems”), the first operating subsidiary of Expert Systems Holdings, incorporated in 1985, is a leading information technology solutions provider in Hong Kong and Macau. In order to meet customers’ needs, we bring the right products and innovations to customers through our partnership network with leading global technology manufacturers, and also deliver the right services and solutions to them through our experienced technical experts. Our information technology solutions range from traditional platforms such as endpoints and data centre technologies to innovative technologies such as cybersecurity, hybrid-cloud, multi-cloud, DevOps, and big data.

ServiceOne International Holdings Limited (“ServiceOne”) is one of the largest information technology managed services, technical workforce and product life cycle management services provider with customer base across Mainland China, Hong Kong, Macau, Taiwan, and other parts in the Asia Pacific region including Singapore, Malaysia, Japan, Korea and Australia. Expert Systems Holdings completed the acquisition of ServiceOne on 8 Oct 2021.

Expert AI Enabling Limited (“Expert AI Enabling”) is a joint venture found by Expert Systems Holdings and Dr. Keith Chan, a former University Professor of Computing Science, on 21 June 2022. Dr. Chan has researched in artificial intelligence over 30 years, issued more than 300 research publications and was ranked among the top 2% of scientists in the world in the field of artificial intelligence and image processing on Stanford University’s list of top scientists. Expert AI Enabling specialises in the development of innovative products and solutions that enable schools, enterprises, government organisations and other institutions to make the best use of artificial intelligence in their business.

Shared Values


Enterprises We serve enterprises from the Government, Public and Private sectors.
eXcellence We deliver excellent business values to our key stakeholders.
Partners We partner with leading global information technology OEMs.
Ecosystem We establish solution ecosystem to meet customer needs.
Reliability We deliver what we promised.
Trust We do the right things right.


To be the partner of choice in the information technology ecosystem.


To enable our customers to effectively adopt the best valued and innovative information technology solutions and services for their business success.


  • 2022
    Expert AI Enabling Limited was established as a joint venture with Dr. Keith C C Chan on 21 June 2022 to develop and provide products, tools, solutions, services, and trainings to enable the use of artificial intelligence. Second service desk centre was setup in Kuala Lumpur, Malaysia by ServiceOne for both business expansion and service resilience for the first service desk center in Guangzhou, China.
  • 2021
    Expert Systems Holdings completed the acquisition of ServiceOne International Holdings Limited on 8 Oct 2021, expanding our combined presence and customer base across Mainland China, Hong Kong, Macau, Taiwan, and other parts in the Asia Pacific region including Singapore, Japan, Korea and Australia.
  • 2016
    Expert Systems Holdings was listed with stock code 8319 on The Stock Exchange of Hong Kong on 12 April 2016.
  • 2006
    Expert Systems established a strategic government business unit and was approved as a contractor of the HKSAR Government again. Expert Systems (Macau) Limited was established for geographic expansion to Macau.
  • 2004
    The Management acquired 100% interest in China Expert, the then immediate holding company of Expert Systems.
  • 2001
    Expert Systems became a subsidiary of North 22, a company previously listed on Singapore Exchange from 2000 to 2012.
  • 1994
    The holding company of Expert Systems, Legend, was listed on The Stock Exchange of Hong Kong.
  • 1985
    Our first operating subsidiary, Expert Systems, was incorporated.

Awards & Recognitions

Palo Alto Networks FY22 Highest Growth in Cybersecurity of The Year

HPE FY23 Top Performing Solution Partner on Compute & HPC

VMware Partner of the Year FY23

More Awards & recognitions

Corporate Social Responsibility (CSR)


Expert is committed to the long-term sustainability of the environment and community where it operates. That includes controlling our emissions and consumptions of resources, upholding waste management principle of “Reduce, Reuse, Recycle and Replace”, educating our employees to raise their awareness of environmental protection and complying with the relevant environmental laws and regulations.


Expert is committed to supporting the public by various means of social participation and contribution as part of our strategic development. We focus on inspiring our employees’ sense of social responsibility by encouraging them to participate in charitable and community activities. Through our participation and monetary support, we were able to stretch our helping hands to the needy people in the society.


We recognise the importance of maintaining a healthy and work-life balanced lifestyle of our employees. We support a work-life balance workplace through continuously improving employees’ working environment and reviewing their working hours and rest periods. We also actively engage our employees through various social, employee bonding, outing, volunteer works and charity activities.


We help you to build your career so that you can build a better world.

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Working at Expert, you will be a proactive team player in delivering our shared value with the highest satisfaction to our customers, suppliers, stakeholders, and employees. Whether you are in operations, technical services, sales, marketing, or management, you play an integral part of our business ecosystem in delivering the highest quality information technology products, services, and solutions to our customers. You and our team help our customers use technologies to solve business problems, improve productivity, increase efficiency and build a better world.

Diversity & Inclusion

Expert is an equal opportunity employer that is committed to inclusion and diversity. We ensure equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or disability.

Gender-Balanced Workplace

Expert has a gender-balanced workplace that captures a wide spectrum of talents and abilities, benefits from the different points of view and approaches that come from different life experiences; sparks creativity and innovation; improves team processes, and boosts group collaboration.

Age Diversity

From Generation X to Generation Z, age diversity in our workplace offers a unique opportunity for varied perspectives and approaches to day-to-day work. An employee’s knowledge and experience increase with age while a young person with strong skills and talent brings creativity and innovations. Cross-generational mentoring boosts knowledge transfer across the organization.

You are more powerful than you think. You are more powerful here.


We are expanding fast with many new openings available across different functions in the company, from back-office support to front-line sales and technical positions. If you’re interested in exploring what opportunities are available to you at Expert Systems, please click below “Job Posts on JobsDB.com” to see a complete list of our openings. You can apply directly from within the job ad at jobsDB.com

Job Posts on JobsDB.com