In order to clarify the long-term development goals and layout framework of the Cambodian expressway and guide the highway construction, in March 2013, the Ministry of Public Facilities and Transport of the Kingdom of Cambodia organized the "Overall Development Plan of the Royal Cambodian Expressway", which is carried out by our company. The project team conducted a three-month basic research work in Cambodia from March to June 2013, completed the planning ideas framework in August 2013, and after communication and consultation with the Ministry of Transport of Cambodia, the project team carried out a systematic analysis, in the process fully absorbing and integrating the opinions and suggestions of experts and scholars in various fields, completed the draft of the planning report in December 2013, and in January 2014, the Ministry of Transport of Cambodia chaired a planning review meeting. In conjunction with the planning review, the final version of the planning report was completed in April 2014 and has been formally delivered to the Ministry of Transport of Cambodia for implementation.

the total scale of Cambodia's expressway network is planned to be about 2,200 km, consisting of six Phnom Penh radiation lines, two vertical lines, two linking lines and one Phnom Penh ring road, with a total mileage of about 2230 km.