Wen Ken as Your Pharmaceutical Contract Manufacturer

With manufacturing experience since 1937, Wen Ken Group provides a holistic approach and solutions to product research and development (R&D), and contract manufacturing requirements for Traditional Medicine (TM), Over-the-Counter medicines (OTC), and health supplements.


Providing the highest quality work remains Wen Ken’s priority–the products manufactured under the factory are subjected to stringent quality and safety following Good Manufacturing Practice (GMP).


Over the years, Wen Ken’s contract manufacturing services have been developed with many local and international-established companies. In 2020, Wen Ken Group was selected by PharmaTech Outlook Magazine as one of Asia Pacific 2020’s Top 10 Contract Manufacturing Organization (CMO) with Wen Ken’s effort in achieving consistent and meticulous execution for contract manufacturing projects.

Our Services

Under our factory at Syarikat Wen Ken Drug Sdn. Bhd. and laboratory at MasterChem Sdn. Bhd, both located in Johor Bahru, we provide a wide arrays of services:

Additional Reading on Our OEM Services

Part of the product registration includes compilation of documentations and a close follow-up on submission and approval with the NPRA or HSA (Malaysia & Singapore depending on the region), where stringent ruling is imposed. A breach of this ruling may result in a heavy penalty for the company. Some of the articles below offer insights on how to operate and maintain a GMP-certified factory while adhering to guidelines:

  1. Guidelines: Entering the Traditional Medicine, Over-the-Counter, and Health Supplement Market in Malaysia.
  2. Items to Consider while Setting up a GMP-certified Factory.


For more information on the above articles, please contact us at +607-2371115 (ext. 140) or click HERE

OEM Division

Wen Ken Group has been a trusted and established organisation in the healthcare industry since 1937.