In principle, the time of publicizing the intention of procurement shall not be later than 30 days before the commencement of procurement activities. The start of procurement activities are determined in accordance with the following criteria: the use of open tendering or invitational tendering procurement, to publish a tender notice or pre-qualification announcement shall prevail
Procurement network is a network platform for the purpose of procurement to provide procurement information, expressed through the form of a website. Increase the right and scope of choice in the same industry and products. Beijing Municipal Government Procurement Center is specifically for the Beijing Municipal Government procurement of government supplies, procurement center is approved by the Beijing Municipal Government, the Beijing Municipal Bureau of Finance allocations, Beijing Municipal Government Procurement Center for the Beijing municipal institutions, the Central Government Procurement Network is oriented to the central state organs and units. Procurement methods are the same, there is an agreement to supply and open bidding.