Concrete Division

New ISO pg1

Operating under the brand of UMIX since 1984, we are the pioneer and leading ready-mixed concrete (“RMC”) operator in Sabah.

In 2005, we started on Pre-cast Concrete Products to compliment our RMC as well as expand our product base.

UMIX is ISO 9001:2008 certified and we are committed to manufacturing, distributing and marketing consistently high quality products to our customers.

New ISO pg2

Ready-Mixed Concrete

  • Uni-Mix Sdn Bhd is the market leader in RMC manufacturing in Sabah with our own batching plants, concrete pumps, mobile pumps and a fleet of mixer trucks to serve our customers.
  • We are and have been involved in high grade RMC for projects such as the Sutera Harbour (Marine Structure), Babagon Dam, Menggabong and Likas Bridge and most of the high rise buildings in Kota Kinabalu.
  • We are recognised as a high grade quality supplier of RMC by JKR Sabah.


Pre-cast Concrete Products

SIRIM CERT. 2017-150MM COLOR 001
SIRIM CERT. 2017-150MM PG.2 001
Sirim Cert 200mm-300mm pg.1 001
Sirim Cert 200m-300mm pg.2 001
  • Uni-Mix Concrete Products is one of the leading precast concrete products manufacturers in Sabah
  • ISO 9001 certified and SIRIM Product certified¬† manufacturer in Sabah



Box Culvert (1800mm x 1800mm)

Box Culvert Combine

L- Shape (1700-2000mm)

L Shape Combine


  • Lumanai Sdn Bhd commenced operation on August 1997
  • Licensed by Cement Industries of Sabah to provide inter-town bulk cement transportation services, we are the pioneer and leading licensed bulk cement transporter in Sabah