State-nominated "No. 1 Successful Entrepreneur in Aquaculture"!
“Dee Sin” is a reputable marine aquaculture enterprise located in Pulau Ketam, Selangor. It owns 3,250 caged fish farm, specializes in marine fish cultivation. During the year 2016, the owner was proudly awarded by the Selangor State Government of Malaysia as the "No. 1 Successful Entrepreneur in Aquaculture" (Tempat Pertama Anugerah Usahawan Akuakultur Jaya).
Through continuous effort, Dee Sin grew into a group business, with multiple companies running independently within the group. The company grew to become an established family owned company with strong roots in marine aquaculture within Malaysia.


Corporate Profile
From a Fishmonger to an Entrepreneur
"Dee Sin” was founded by Mr. Koh Tian Su in 1990 during which the company started as a small fishmonger. Over-time through concerted effort from the family, the business grew in breadth and depth with the formation of multiple independent companies within the group. The group currently operates the following subsidiaries:
- Dee Sin Mariculture Industrial
- Dee Sin Marine Products Enterprise
- Dee Sin Aquaculture Sdn. Bhd.
- Alibaba Pulau Ketam Cruise Services Sdn. Bhd.
Corporate Objective
To supply fresh seafood produce of the utmost quality to its customers. The freshness and quality of the seafood produce that the company sells is of the highest priority.
Corporate Vision
To have a concrete foothold within the local market and spread further to international markets.
With our corporate objectives in mind, the company adopts a 100% natural cultivating method to ensure fresh, safe and nutritious sea produce.
Diversification Promotes Better Success Within the Group
The various companies within Dee Sin Group are independently operated though they remain interconnected via business transactions. These companies operate fluidly akin to gears within the same engine to ensure mutual growth.
Our businesses include:
Marine aquaculture
The marine fishing farm has 3,250 cages to cultivate various types of high demand species of marine fish
Commercial fishing
We own a fleet of fishing trawler boats which operates in deep sea
Wholesale seafood
We supply harvested seafood (especially fish) to major wholesale markets across the country
Types of supply
Live fish, chilled fish and frozen fish
Investment in fishing boats
We have invested and built fishing trawler boats through joint ventures with local fishermen. The aim of this is to create more business and job opportunities for the inhabitants of Pulau Ketam
Ice cube supply
As the largest ice cube producer on Pulau Ketam, we provide ice cubes to the other fishing operators throughout the island
Transportation in the form of ferry services between Port Klang and Pulau Ketam
Alibaba Pulau Ketam Cruises Services Sdn. Bhd., a subsidiary of the group operates a fleet of ferries to provide transportation to the local inhabitants of Pulau Ketam as well as to tourists
https://www.alibabacruises.my