n 1980's, the competition in developing properties and housing area in town or outer districts had become increasingly between private and public sector. In March 1981, one of the Selangor State of Government's Statutory Agency, Selangor Economic Development Corporation (SEDC) or Perbadanan Kemajuan Negeri Selangor (PKNS) has taken this opportunity by joint venture with an oversea company from Germany (Praton Haus) to produce pre-fabricated building components and built houses on plots of land provided by SEDC/PKNS under the namePKNS Praton Haus Bhd which was later corporatized after Proton Hous's share was bought over by PKNS and renamed to PKNS Engineering and Construction Berhad