INVITATION FOR BIDS: LASED/NCDDS/W/SP/09/17-Construction and Installation of 3 Billboards at KPS, KCH & KPT, and Produce 9 PVC Skin Face (Banners) and Installation at 9 sites ថ្ងៃសុក្រ, 7 ខែធ្នូ 2018 ផុតកំណត់ ថ្ងៃព្រហស្បតិ៍, 17 ខែមករា 2019
