SDMC is a fast-growing "Marketing Technology" based digital marketing agency. The pace in the digital world nowadays is complex and rapidly changing. Our mission is to create competitive edges for every industry in this digital world. Expertise in “Marketing Technology”, we offer comprehensive and sustainable digital marketing solutions to help our clients stand out from the competition. We dissect Search Engine information and user behavior through the insight of “Big Data” from the digital market. Provides 3 types of services to any business industry.
(1) Goal-oriented, (2) Tailor-made, (3) Sustainable optimization of online marketing solutions

We have worked with the Hong Kong Monetary Development Council, the Government Science Park, SF Express, the Hong Kong University of Science and Technology and over a hundred other companies in the past, and have partnered with a number of organisations including HKTDC accredited service providers and Google Partner. Our experience and service excellence have made us a trusted partner to our clients.

Recognized Marketing Agency Partners



Our Four Key Principles

Four key concepts to keep us moving forward


Complete and reliable

Whether you are a customer, a partner, an SDMC member or a member of the community, SDMC is not only a trustworthy partner, but also a master in creating win-win business.


Service Excellence

We are always striving for progress and excellence, connecting with the world and leading a forward-looking marketing mindset to meet the competition and challenges of the market. "Thinking Locally, Thinking Globally" reminds us that we always have a strong market ambition.



We are committed to keeping all of our service promises and providing the highest quality of service to our clients, so all you have to do is wait for us to deliver results for you.


Long-term cooperation

We value partnership, respect the interests of all parties, and grow sustainably with our partners, customers, SDMC members and the community through mutual assistance and reciprocity.


A wide range of services

We aim to help our clients expand their digital market and enhance brand image by providing following services: